Added ICarbideBuildConfigutation#getCompileTimeMacros() and EpocEngineHelper#getGlobalDefinesForConfiguration()
as convenience wrappers for getting macros contributing to a carbide project. Removed ICarbideBuildConfiguration#hasSTDCPPSupport().
Refactored CarbideLanguageData to use simplified macro retrieval
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<?NLS TYPE="org.eclipse.help.toc"?>
<toc label="S60 SDKs for Symbian OS" >
<anchor id="anchorS60SDK" /> <!-- SDK documentation -->
<anchor id="anchorCarbideExample" /> <!-- Examples -->
<anchor id="anchorLegal" /> <!-- License info, copyright, trademarks, disclaimers, notices -->
</toc>