Merge pull request #56 from charlotte-raillere/london_hackaton

Add function to remove values in metadata (Browse tab)
Fixed an double quotes error in the tree
Merge pull request #57 from sh107/london_hackaton

Fixed an double quotes error in the tree
TMART-175
Fixed bug: Grid View not initialized properly
Grid View not initialized properly
Merge pull request #58 from sh107/london_hackaton

Fixed Bug: Grid View not initialized properly
deleted UploadDataControllerSpec.groovy which did not match any controller now in the system
Fix display issue when editing metadata (TMART-139)
Fix search pathway in HDD popup