feature #1879: New format for FILES_DS attribute. It now includes image names
feature #1879: Update the TM context actions for the new FILES_DS format
feature #1879: New function to check object names.
feature #1879: Check name for all pools
feature #1879: Prevent wrong chars in rename
feature #1879: the core now escapes the files in the FILES_DS parameter of the context with single quotes
feature #1879: Fix the context scripts so they handle correctly white spaces
Merge branch 'feature-1879' into one-4.0