Minor changes.
Minor cleanup.
Update root files
Minor cleanup of refactoring constants. Added Hyperlink target.
Intermediate refactoring.
Refactor engine daemon (gocode) source into Lang.
Refactor PreferenceConstants to TextColoringConstants.
Added hyperlink target detector generic code.
Refactor engine daemon source into Lang.
Merge remote-tracking branch 'LangEclipseIDE/master'
Merge remote-tracking branch 'LangEclipseIDE/master'