clean up SDK/Config tree by removing SDK Id from display (it's redundant) and also adding text that SDK location does not exist so users can see the config tree and know it won't work (not have it be hidden and users wonder why it's not there)
<?xml version="1.0" encoding="UTF-8"?>
<?eclipse version="3.0"?>
<plugin>
<extension
point="org.eclipse.help.toc">
<toc
file="compilerTOC.xml"
primary="true"/>
<toc file="introductionTOC.xml" />
<toc file="c_compilerTOC.xml" />
<toc file="c_behaviorTOC.xml" />
<toc file="cpp_compilerTOC.xml" />
<toc file="cpp_behaviorTOC.xml" />
<toc file="cpp_embTOC.xml" />
<toc file="performanceTOC.xml" />
<toc file="errorsTOC.xml" />
<toc file="symbolsTOC.xml" />
<toc file="pragmasTOC.xml" />
<toc file="pragmas_x86TOC.xml" />
<toc file="cmd_lineTOC.xml" />
<index path="index" />
</extension>
<!-- KEYWORD INDEX ADDITION
<extension
point="org.eclipse.help.index" >
<index file="html/index.xml"/>
</extension>
-->
</plugin>