removed unused acl service
added field to db, tests passing, need implement functionality and tests , refs #24
added 2nd pdf in backend and raised CC , refs #24
excluded tests folder from coverage
prepared action/view and process - untested , refs #25
added field to db, and wrote code ... need write tests , refs #25
tested tag sorting, will ship with feature #24 , resolves #25
Merge branch 'feature/feature-#25' into develop
Merge branch 'develop' into feature/feature-#24 along with issue #25

Conflicts:
	apps/backend/config/services.php
	apps/backend/tests/controllers/IndexControllerTest.php
merged feature #25 , refs #24
html is now generated from 2nd pdf too ................. , refs #24
updated composer and switched to PSR2 standard for backend module
models now follow psr2 standard
backend is PSR2 complient now
Merge branch 'feature/feature-#24' into develop, resolves #24
added links for feature #25