The optional tool configuration tag "functions.require" describes a set
of permission lists which decide the visibility of the tool link for this
site user.
Based on
https://source.caret.cam.ac.uk/camtools/trunk/camtools/sdata/tool/sakai
-sdata-impl/src/main/java/org/sakaiproject/sdata/services/mcp/
MyCoursesAndProjectsBean.java
No required get parameters.
Based on
https://source.caret.cam.ac.uk/camtools/trunk/camtools/sdata/tool/sakai
-sdata-impl/src/main/java/org/sakaiproject/sdata/services/site/SiteBean.java
Requires one getParameter: siteId.