refactoring usage for getting variant.hrh and compiler preinclude macros. Now should use ISymbianContext both for preprocessed results and getting the IPath to the file.
Removed start-up checks for Perl version.
<contexts>
<context id="hoverHelpContext">
<description>Hover Help Guide</description>
<topic href="resources/help context/dl_hover/html/getting_started.html" label="Overview"/>
<topic href="resources/help context/dl_hover/html/setup.html" label="Set Up"/>
<topic href="resources/help context/dl_hover/html/preferences.html" label="Preferences"/>
</context>
</contexts>