delete chm file prior to generation
remove unneeded option for html documentation
added short description to nvglutwidgets.xml
nvGLWidgets, added documentation + fixed module name
simplified getTextSize
git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2218 8e941d3f-bd1b-0410-a28a-d453659cc2b4