MISC:  addded permissions
Merge branch '7.x-dev' of https://github.com/imagex/imagex_vocabulary_tags into 7.x-dev
CORE:  adding tags field (moved from common_fields)
Refactorization including @emmairwin's revision of the field tags.
Inclusion of the permissions and tags field extension modules.
Altered bolded text to italic.
Merge pull request #5 from amcgowanca/feature/refactored

Core: Refactorization for Quality Management