Add DB table to persist mapping

Change-Id: I3387a38a03b2222ca10e79be7119d3bf810c331a
UGroup mapping is no longer implicitly defined.

It's seeded by default in the DB table.

Change-Id: If04c6d032b7f3d64bf44b512949cca3e1b878085
Media wiki admin UI and mappings persistency

Change-Id: I0510204748b45b53390087beb34f89013d042743
Filter ugroups which are mapped to mw group in mw admin ui

Change-Id: If7f7d968aae6cb5658eff57a0f59d0fba0f881d4
Styling of admin page

Change-Id: I6ae5ab086b31875a597cf5bf8df70cbe52f08c42
fix javascript for group mapping selection in MW

* Task #6245
Change-Id: I65510c4ed8c4aa8b8b9d85799c231d635b553069
Apply permissions into MediawikiGroupsMapper and Propagate permissions update to existing users

Change-Id: I920f5fc9a929de1a4b59f5dc5ee6db558c916a30
Disable anonymous modification

Change-Id: I62396b910860790fbcc2bbfcdc600e265b04d53b
SQL typo: becareful to OR associations

Change-Id: I925dc4757e4f439cc5884dab232b7ddf6e9f805e
Do not propose to set permissions to registered and anonymous for private projects

Change-Id: I2346003585073c3f03025495e8f82c79a52cbc4d
Align naming and help

Change-Id: I160224e870ae1495a1596ca5638af9b87791366a
Ensure user is admin to display admin space

Change-Id: I775cb22d03e279f22935a2fd18a3d984ef958185
Anonymous can only READ

Change-Id: Ibd0da8b48826940a70698d607c956da96cc3bc4c
Do not display the restore button when default permissions applies

* Task #6209

Change-Id: Id1a01b23af6e0d804a902a7fe4c78652013bdff7
Click on restore to restore default mapping in Mediawiki

* Task #6208

Change-Id: I1488f53c451c1cdb8b08f12736b6be6bbce9f0dd
Merge "Anonymous can only READ" into 5978_mediawiki_group_mapping
Merge "Click on restore to restore default mapping in Mediawiki" into 5978_mediawiki_group_mapping
Registered users are always mediawiki users

Change-Id: Idc57a4f78ca23294fca75cb5ef5a54542e88306e
Add some help about the hardcoded groups behaviour

Change-Id: Ia26956a09f7e5bca1d1fc076e2f060eb2f90cd9f
Remove almost same name classes

Change-Id: I27db1cf6c8e9047cebab3a585af23c165a385ce2