Separate the TAGS into VOID_TAGS and NON_VOID_TAGS
Update the tag file
Use + sign to join void and non-void tags arrays
Add test for doctype tag
Add test for void tag
Merge pull request #2 from aelogica/separate_void_and_non_void_tags

Separate the TAGS into VOID_TAGS and NON_VOID_TAGS
Version v0.2.7 bump
Merge branch 'master' into complex_components

* master:
  Version v0.2.7 bump
  Add test for void tag
  Add test for doctype tag
  Use + sign to join void and non-void tags arrays
  Update the tag file
  Separate the TAGS into VOID_TAGS and NON_VOID_TAGS

Conflicts:
	lib/express_templates/markup/tag.rb
	test/markup/tag_test.rb