evidence detail info added and edit evidence modal created
removing extra space
removed watermark checkbox from modals
watermark icon changed
Fixed bug around all_models found by PBC imports
Import other required model classes.
Merge pull request #542 from reciprocity/feature/gdrive-imports-fix

proper references to ObjectFolder and ObjectFile in all_models module
Merge pull request #510 from reciprocity/feature/evidence-delete

evidence detail info added and edit evidence modal created
Merge branch 'develop' into feature/mouseless-form-navigation

Conflicts:
	src/ggrc/assets/javascripts/application.js