[GUI] Changes and adjusts in general styles for checkbox-label styles when are a reduced version (as create dataset version)
Merge branch 'master' of github.com:XIMDEX/ximdex

* 'master' of github.com:XIMDEX/ximdex:
  Ignore backup installation files
  Changing elements for error messages in action forms
Client validation in section name, fixing errors on modifyrole action and some formatting in setmetadata action.
Adding new class in validation elements.
Solving class name.
[GUI] Fixing position for select error notification
Arrange actions on some nodetypes.
Merge branch 'master' of https://github.com/XIMDEX/ximdex
Removing deprecated actions from the core
Fixing some minor issues on createlink, createrole and emptynode actions.
Arrange actions and new translations strings.
Allowing to modify the role in the General group for the current user. Also, arrange more actions on the SQL installer.
Decopling schemes folder name
Final changes on links management and improving email validation with 'mailto:'
Functional changes in Workflow forward actions and widgets. Styles must be changed
Merge branch 'master' of https://github.com/XIMDEX/ximdex
Deleting unused parts of kupu extension and creting a new config field to switch the environment between dev/pro
Another merge branch 'master' of https://github.com/XIMDEX/ximdex for changes in common files
[GUI] Selection theme gallery at create new project action
Merge branch 'master' of github.com:XIMDEX/ximdex

* 'master' of github.com:XIMDEX/ximdex:
  Deleting unused parts of kupu extension and creting a new config field to switch the environment between dev/pro