Merge branch 'release/0.2'
Merge branch 'release/0.3'
Merge branch 'release/0.4'
Merge branch 'release/0.4.1'
Merge branch 'release/0.4.2'
Add namespace and trait support
Merge branch 'feature/github-pull-4' into develop
Support phpctags v0.5
Update ChangeLog
Merge branch 'release/0.5'
Merge branch 'master' into develop