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"?>
<?NLS TYPE="org.eclipse.help.toc"?>
<toc label="x86 C/C++ Compiler Reference" href="html/compiler.htm" >
<topic label="Introduction" href="html/introduction/intro.htm" >
<link toc="introductionTOC.xml" />
</topic>
<topic label="C Compiler" href="html/c_compiler/c_compiler.htm" >
<link toc="c_compilerTOC.xml" />
</topic>
<topic label="C++ Compiler" href="html/cpp_compiler/cpp_compiler.htm" >
<link toc="cpp_compilerTOC.xml" />
</topic>
<topic label="C++ and Embedded Compiler" href="html/emb_systems/emb_systems.htm" >
<link toc="cpp_embTOC.xml" />
</topic>
<topic label="C++ Performance" href="html/performance/performance.htm" >
<link toc="performanceTOC.xml" />
</topic>
<topic label="Preventing Errors and Bugs" href="html/errors/errors.htm">
<link toc="errorsTOC.xml" />
</topic>
<topic label="C Implementation-defined Behavior" href="html/c_behavior/c_behavior.htm">
<link toc="c_behaviorTOC.xml" />
</topic>
<topic label="C++ Implementation-defined Behavior" href="html/cpp_behavior/cpp_behavior.htm" >
<link toc="cpp_behaviorTOC.xml" />
</topic>
<topic label="Predefined Symbols" href="html/symbols/symbols.htm" >
<link toc="symbolsTOC.xml" />
</topic>
<topic label="Common Pragmas" href="html/pragmas/pragmas.htm" >
<link toc="pragmasTOC.xml" />
</topic>
<topic label="Intel x86 Pragmas" href="html/pragmas_x86/pragmas_x86.htm" >
<link toc="pragmas_x86TOC.xml" />
</topic>
<topic label="Command-line Tools" href="html/cmd_line/cmd_line.htm" >
<link toc="cmd_lineTOC.xml" />
</topic>
<topic label="Legal" href="html/legal.htm" />
</toc>