--- doc/loncapafiles/loncapafiles.lpml	2015/03/13 18:48:50	1.908
+++ doc/loncapafiles/loncapafiles.lpml	2016/01/12 19:07:12	1.926
@@ -2,7 +2,7 @@
  "http://lpml.sourceforge.net/DTD/lpml.dtd">
 <!-- loncapafiles.lpml -->
 
-<!-- $Id: loncapafiles.lpml,v 1.908 2015/03/13 18:48:50 raeburn Exp $ -->
+<!-- $Id: loncapafiles.lpml,v 1.926 2016/01/12 19:07:12 damieng Exp $ -->
 
 <!--
 
@@ -455,6 +455,12 @@ extensions</description>
 </directory>
 <directory dist='default'>
   <protectionlevel>modest_delete</protectionlevel>
+  <targetdir dist='default'>home/httpd/lib/perl/Apache/math_parser</targetdir>
+  <categoryname>server readonly</categoryname>
+  <description>location of LON-CAPA math parser</description>
+</directory>
+<directory dist='default'>
+  <protectionlevel>modest_delete</protectionlevel>
   <targetdir dist='default'>home/httpd/lib/perl/HTML</targetdir>
   <categoryname>server readonly</categoryname>
   <description>location of HTML specific perl module fixes and additions
@@ -613,6 +619,12 @@ extensions</description>
 </directory>
 <directory dist='default'>
   <protectionlevel>modest_delete</protectionlevel>
+  <targetdir dist='default'>home/httpd/html/adm/reactionresponse</targetdir>
+  <categoryname>server readonly</categoryname>
+  <description>HTML files for reactionresponse items</description>
+</directory>
+<directory dist='default'>
+  <protectionlevel>modest_delete</protectionlevel>
   <targetdir dist='default'>home/httpd/html/adm/quicksearch</targetdir>
   <categoryname>server readonly</categoryname>
   <description>Author space quick search</description>
@@ -625,6 +637,12 @@ extensions</description>
 </directory>
 <directory dist='default'>
   <protectionlevel>modest_delete</protectionlevel>
+  <targetdir dist='default'>home/httpd/html/adm/daxe</targetdir>
+  <categoryname>server readonly</categoryname>
+  <description>Daxe XML editor</description>
+</directory>
+<directory dist='default'>
+  <protectionlevel>modest_delete</protectionlevel>
   <targetdir dist='default'>home/httpd/html/ckeditor</targetdir>
   <categoryname>server readonly</categoryname>
   <description>Rich Text Editor</description>
@@ -906,12 +924,6 @@ are viewable over the world-wide web</de
 </directory>
 <directory dist='default'>
   <protectionlevel>modest_delete</protectionlevel>
-  <targetdir dist='default'>home/httpd/html/res/adm/pages/reactionresponse</targetdir>
-  <categoryname>server readonly</categoryname>
-  <description>web user interface resources</description>
-</directory>
-<directory dist='default'>
-  <protectionlevel>modest_delete</protectionlevel>
   <targetdir dist='default'>home/httpd/html/adm/lonDomLogos</targetdir>
   <categoryname>server readonly</categoryname>
   <description>Logos for LON-CAPA domains</description>
@@ -1742,6 +1754,7 @@ LON-CAPA release, starting with 2.10.1
 2.11.0.RC2.tab;
 2.11.0.RC3.tab;
 2.11.0.tab;
+2.11.1.tab;
 </filenames>
 </fileglob>
 
@@ -3024,6 +3037,24 @@ turning.gif;
 uploadscores.gif;
 uplusr.gif;
 verify.gif;
+webdavcentosauth.gif;
+webdavcentosdirectory.gif;
+webdavcentosmenu.gif;
+webdavcentosurl.gif;
+webdavforkliftdirectory.gif;
+webdavforkliftedit.gif;
+webdavforkliftmenu.gif;
+webdavforklifturl.gif;
+webdavmacauth.gif;
+webdavmacconnect.gif;
+webdavmacdirectory.gif;
+webdavmacedit.gif;
+webdavmacfinder.gif;
+webdavwin7auth.gif;
+webdavwin7directory.gif;
+webdavwin7map.gif;
+webdavwin7menu.gif;
+webdavwin7url.gif;
 webpage.gif;
 wishlist.gif;
 wishlist-link.gif;
@@ -3191,6 +3222,24 @@ turning.eps;
 uploadscores.eps;
 uplusr.eps;
 verify.eps;
+webdavcentosauth.eps;
+webdavcentosdirectory.eps;
+webdavcentosmenu.eps;
+webdavcentosurl.eps;
+webdavforkliftdirectory.eps;
+webdavforkliftedit.eps;
+webdavforkliftmenu.eps;
+webdavforklifturl.eps;
+webdavmacauth.eps;
+webdavmacconnect.eps;
+webdavmacdirectory.eps;
+webdavmacedit.eps;
+webdavmacfinder.eps;
+webdavwin7auth.eps;
+webdavwin7directory.eps;
+webdavwin7map.eps;
+webdavwin7menu.eps;
+webdavwin7url.eps;
 webpage.eps;
 wishlist.eps;
 wishlist-link.eps;
@@ -3267,6 +3316,11 @@ Authoring_Scripting_Tags.tex;
 Authoring_Spreadsheet.tex;
 Authoring_Structure_Tags.tex;
 Authoring_Surveys.tex;
+Authoring_WebDAV.tex;
+Authoring_WebDAV_Mac_10v6.tex;
+Authoring_WebDAV_Mac_10v10.tex;
+Authoring_WebDAV_Windows_v7.tex;
+Authoring_WebDAV_Linux_Centos.tex;
 Authoring_XML_Intro.tex;
 Author_LON-CAPA_Introduction.tex;
 Author_Manual_Title_Page.tex;
@@ -3533,6 +3587,7 @@ Help.tex;
 Helper_Course_Initialization.tex;
 How_To_Edit_Existing_Content_Pages.tex;
 Institutional_Integration_Authentication.tex;
+Institutional_Integration_CAS.tex;
 Institutional_Integration_Course_Codes.tex;
 Institutional_Integration_Course_Requests.tex;
 Institutional_Integration_Format_Checks.tex;
@@ -4683,6 +4738,31 @@ LON-CAPA math editor
   </description>
 </file>
 
+<file>
+  <source>loncom/html/adm/daxe/daxe.tar.gz</source>
+  <target dist='default'>home/httpd/html/adm/daxe</target>
+  <categoryname>script</categoryname>
+  <description>
+   Daxe XML editor
+  </description>
+  <installscript>
+commands
+  </installscript>
+  <dependencies>
+loncom/html/adm/daxe/commands;
+loncom/html/adm/daxe/daxe.tar.gz;
+  </dependencies>
+</file>
+
+<file>
+  <source>loncom/javascriptlib/file_upload.js</source>
+  <target dist='default'>home/httpd/html/res/adm/includes/file_upload.js</target>
+  <categoryname>interface file</categoryname>
+  <description>
+    JavaScript dealing with file uploads
+  </description>
+</file>
+
 <fileglob>
   <glob>*.*</glob>
   <sourcedir>loncom/html/adm/jsMath/</sourcedir>
@@ -4753,7 +4833,7 @@ loncom/html/adm/MathJax/mathjax-MathJax-
 </file>
 
 <file>
-  <source>loncom/html/adm/geogebra/geogebra_html5.tar.gz</source>
+  <source>loncom/html/adm/geogebra/geogebraweb_5.0.tar.gz</source>
   <target dist='default'>home/httpd/html/adm/geogebra/web</target>
   <categoryname>script</categoryname>
   <description>
@@ -4765,12 +4845,12 @@ commands
   <dependencies>
 loncom/html/adm/geogebra/commands;
 loncom/html/adm/geogebra/VERSION;
-loncom/html/adm/geogebra/geogebra_html5.tar.gz;
+loncom/html/adm/geogebra/geogebraweb_5.0.tar.gz;
   </dependencies>
 </file>
 
 <file>
-  <source>loncom/html/adm/ckeditor/ckeditor_3.6.6.1.tar.gz</source>
+  <source>loncom/html/adm/ckeditor/ckeditor_4.4.7.tar.gz</source>
   <target dist='default'>home/httpd/html/ckeditor</target>
   <categoryname>script</categoryname>
   <description>
@@ -4782,9 +4862,70 @@ commands
   </installscript>
   <dependencies>
 loncom/html/adm/ckeditor/commands;
-loncom/html/adm/ckeditor/ckeditor_3.6.6.1.tar.gz;
+loncom/html/adm/ckeditor/ckeditor_4.4.7.tar.gz;
 loncom/html/adm/ckeditor/loncapaconfig.js;
 loncom/html/adm/ckeditor/VERSION;
+loncom/html/adm/ckeditor/plugins/lcm/plugin.js;
+loncom/html/adm/ckeditor/plugins/lcm/dialogs/lcm.js;
+loncom/html/adm/ckeditor/plugins/lcm/icons/lcm.png;
+loncom/html/adm/ckeditor/plugins/lcm/icons/hidpi/lcm.png;
+loncom/html/adm/ckeditor/plugins/lcm/images/loader.gif;
+loncom/html/adm/ckeditor/plugins/lcm/lang/af.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/ar.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/ca.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/cs.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/cy.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/da.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/de.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/el.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/en-gb.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/en.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/eo.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/es.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/fa.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/fi.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/fr.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/gl.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/he.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/hr.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/hu.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/it.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/ja.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/km.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/ku.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/lt.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/nb.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/nl.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/no.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/pl.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/pt-br.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/pt.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/ro.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/ru.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/sk.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/sl.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/sq.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/sv.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/tr.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/tt.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/uk.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/vi.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/zh-cn.js;
+loncom/html/adm/ckeditor/plugins/lcm/lang/zh.js;
+loncom/html/adm/ckeditor/plugins/chem/plugin.js;
+loncom/html/adm/ckeditor/plugins/chem/dialogs/chem.js;
+loncom/html/adm/ckeditor/plugins/chem/icons/chem.png;
+loncom/html/adm/ckeditor/plugins/chem/icons/hidpi/chem.png;
+loncom/html/adm/ckeditor/plugins/chem/lang/de.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/en.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/es.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/fr.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/ja.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/pt-br.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/pt.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/ru.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/zh-cn.js;
+loncom/html/adm/ckeditor/plugins/chem/lang/zh.js;
   </dependencies>
 </file>
 
@@ -5070,11 +5211,11 @@ Addons for jQuery
   <targetdir dist='default'>home/httpd/html/adm/jQuery/js/</targetdir>
   <categoryname>interface file</categoryname>
   <description>
-jQuery custom distribution of version 1.6.2, UI version 1.8.16
+jQuery custom distribution of version 1.11.3, UI version 1.11.4
   </description>
   <filenames>
-	jquery-1.6.2.min.js;
-	jquery-ui-1.8.16.custom.min.js;
+	jquery-1.11.3.min.js;
+	jquery-ui-1.11.4.custom.min.js;
   </filenames>
 </fileglob>
 
@@ -5084,10 +5225,10 @@ jQuery custom distribution of version 1.
   <targetdir dist='default'>home/httpd/html/adm/jQuery/css/smoothness/</targetdir>
   <categoryname>interface file</categoryname>
   <description>
-jQuery custom distribution of version 1.6.2, UI version 1.8.16 -- stylesheets
+jQuery custom distribution of version 1.11.3, UI version 1.11.4 -- stylesheets
   </description>
   <filenames>
-	jquery-ui-1.8.16.custom.css;
+	jquery-ui-1.11.4.custom.css;
   </filenames>
 </fileglob>
 
@@ -5097,7 +5238,7 @@ jQuery custom distribution of version 1.
   <targetdir dist='default'>home/httpd/html/adm/jQuery/css/smoothness/images/</targetdir>
   <categoryname>interface file</categoryname>
   <description>
-jQuery custom distribution of version 1.6.2, UI version 1.8.16 -- images for css.
+jQuery custom distribution of version 1.11.3, UI version 1.11.4 -- images for css.
   </description>
   <filenames>
   	ui-bg_flat_0_aaaaaa_40x100.png;
@@ -5255,7 +5396,7 @@ echo 'pod2html lonnavmaps.pm'
 <file>
 <source>loncom/interface/lonselstudent.pm</source>
 <target dist='default'>home/httpd/lib/perl/Apache/lonselstudent.pm</target>
-<categoryname>standard</categoryname>
+<categoryname>handler</categoryname>
 <description>
 re-usable student selection subs.
 </description>
@@ -6041,6 +6182,240 @@ handles request to the CAPA homework pro
   <status>works/unverified</status>
 </file>
 <file>
+  <source>loncom/homework/loncapamath.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/loncapamath.pm</target>
+  <categoryname>handler</categoryname>
+  <description>
+    lm element implementation, using the math parser package
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/units.json</source>
+  <target dist='default'>home/httpd/lonTabs/units.json</target>
+  <categoryname>static conf</categoryname>
+  <description>
+    Math parser: units
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/constants.json</source>
+  <target dist='default'>home/httpd/lonTabs/constants.json</target>
+  <categoryname>static conf</categoryname>
+  <description>
+    Math parser: constants
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/CalcEnv.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/CalcEnv.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Calculation environment
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/CalcException.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/CalcException.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Calculation exception
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Definitions.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Definitions.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Operator definitions
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/ENode.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/ENode.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Parsed tree node.
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Operator.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Operator.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Parser operator
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/ParseException.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/ParseException.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Parse exception
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Parser.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Parser.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Equation parser
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/QInterval.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/QInterval.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: An interval of quantities
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/QIntervalUnion.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/QIntervalUnion.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: A union of possibly disjoint intervals
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/QMatrix.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/QMatrix.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: A matrix of quantities
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/QSet.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/QSet.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: A set of quantities
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Quantity.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Quantity.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: A quantity (value and units)
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/QVector.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/QVector.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: A vector of quantities
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Token.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Token.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: A parser token.
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Tokenizer.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Tokenizer.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: String tokenizer
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/math_parser/Units.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/math_parser/Units.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Math parser: Loads and converts units
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/daxepage.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/daxepage.pm</target>
+  <categoryname>handler</categoryname>
+  <description>
+    Handler displaying Daxe and the problem preview
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/daxeopen.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/daxeopen.pm</target>
+  <categoryname>handler</categoryname>
+  <description>
+    Handler sending a file for Daxe, converting problems if necessary
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/daxesave.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/daxesave.pm</target>
+  <categoryname>handler</categoryname>
+  <description>
+    Handler saving a file edited with Daxe
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/cleanxml/pre_xml.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/pre_xml.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    First step to clean a file before Daxe editing.
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/cleanxml/html_to_xml.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/html_to_xml.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Second step to clean a file before Daxe editing.
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/cleanxml/post_xml.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/post_xml.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Third step to clean a file before Daxe editing.
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
+  <source>loncom/homework/cleanxml/xml_to_loncapa.pm</source>
+  <target dist='default'>home/httpd/lib/perl/Apache/xml_to_loncapa.pm</target>
+  <categoryname>system file</categoryname>
+  <description>
+    Takes a well-formed XML file content and converts it to LON-CAPA syntax.
+  </description>
+  <status>works/unverified</status>
+</file>
+<file>
 <source>loncom/xml/Safe.pm</source>
 <target dist='default'>home/httpd/lib/perl/Safe.pm</target>
 <categoryname>handler</categoryname>
@@ -8008,7 +8383,7 @@ world2.gif
 <fileglob>
 <glob>*.*</glob>
 <sourcedir>loncom/html/res/adm/pages/reactionresponse/</sourcedir>
-<targetdir dist='default'>home/httpd/html/res/adm/pages/reactionresponse/</targetdir>
+<targetdir dist='default'>home/httpd/html/adm/reactionresponse/</targetdir>
 <categoryname>interface file</categoryname>
 <description>
 Associated file for answering reactionresponse style questions