Updates for latest syntax files from kate; added restructuredtext.
Changed lua highlighting so constants/variables highlighted as normal.
Handle restructuredtext module name in ParseSyntaxFiles.
Updated rust xml file.
Reverted alert_indent.xml, since latest didn't parse.
Added restructuredtext module to cabal file, version bump to 0.5.6.
Updated changelog.
allow blaze-html-0.7
Version bump to 0.5.6.1.
Updated changelog
Do not require PHP starting context for syntax highlighting
Merge branch 'php' of github.com:Vinai/highlighting-kate into php

Conflicts:
	xml/rust.xml