Merge pull request #322 from AvadootNachankar/mongokit

Bug resolved: Faulty values of modified_by and contributors fields in existing documents
Little modification in views
Merge pull request #323 from sunnychaudhari/mongokit

Little modification in views
Bug resolved in collection module(image & video)
Merge pull request #324 from sunnychaudhari/mongokit

Bug resolved in collection module(image & video)
Intermediate: Edit plus for editing TYPES.