Changes of unique constraint at table groups
alter table groups drop constraint GRP_NAM_VO_U;
alter table groups add constraint grn_nam_vo_parentg_u unique (name,vo_id,parent_group_id);
GUI: fixed create group dialog

 - do not disable create button, when user switches from sub-group case
   to group case and no parent groups are available.
Merge pull request #286 from zlamalp/fixes

GUI: fixed create group dialog
GUI: fixed add member to resource dialog

- Fixed some stuff in add member to resource dialog, like new group creation,
  buttons.
- Do not display "Add" button on resource service settings tab if service is pre-selected
  (case of creating resource).
New method deleteGroups

- delete list of groups sorted by name (reverse) 
- use existing deleteGroup methods with force parameter
- add tests for this new method
- add method to RPC
Merge pull request #287 from zoraseb/changes_in_db_scripts

Changes of unique constraint at table groups
Merge pull request #289 from zlamalp/fixup

GUI: fixed add member to resource dialog
GUI: simplified URL for single tab

- when using tabs reference in URL, "active=1" part can be skipped
  and will be automatically added to the first tab when url is parsed.
Merge pull request #290 from zlamalp/url

GUI: simplified URL for single tab
Updated to the latest version from Martin Malik.
Merge remote-tracking branch 'upstream/master' into fixVoot
REGISTRAR: fixed mail definition update

- We must explicitly save "1" or "0" in send column for application mail definition.
Merge pull request #292 from zlamalp/fix

REGISTRAR: fixed mail definition update
GUI: do not display connection lost if not timeout
Merge pull request #293 from zlamalp/fixGui

GUI: do not display connection lost if not timeout
Indentation fixes and removal of unused texts.
Lang fixes.
Last lang change.
Merge pull request #295 from tauceti2/fixVoot

Latest changes/bugfixes from Martin Malik.
Password manager with sample configuration.