MOB-1730 use TopicLink instead of TopicId to build the correct link to the forum / topic page.
SCL-63 Use updated name of Social client library
Change code formatting to fix some sonar major violations
Revert "Change code formatting to fix some sonar major violations"

This reverts commit 7c8be075a4904d4ae09ad2d3d006987be2bdbcae.
MOB-1724
- move common validation and utility methods to ExoUtils, add unit tests for them
- delete URLAnalyzer
- improve validation of URLs and emails
- add new async task to check if an account exists on the cloud
MOB-1722
Add acc. switcher button on Home Activity when 2+ accounts exist.
Refactor Home Activity and Controller to allow initialization of the action bar in onResume instead of onCreate.
Fix server name validator.
MOB-1724
- move common validation and utility methods to ExoUtils, add unit tests for them
- delete URLAnalyzer
- improve validation of URLs and emails
- add new async task to check if an account exists on the cloud
MOB-1722
Add acc. switcher button on Home Activity when 2+ accounts exist.
Refactor Home Activity and Controller to allow initialization of the action bar in onResume instead of onCreate.
Fix server name validator.
MOB-1714 add new icons and replace it on auth screen
MOB-1722 replace the switch icon with the new one, fix bugs with items in the action bar
MOB-1722 remove old switch icons
MOB-1714 autoselect the only existing server, append server name to login button label on auth screen
MOB-1716 change labels, remove check icon, remove start assistant button (Settings screen)
MOB-1709 replace app label, automatically from the pom's project name
MOB-1716 update the settings screen and fix bugs when the last account is deleted, or only one account remains.
MOB-1718 change labels and remove obsolete code
MOB-1720 default server name is the domain of the url
MOB-1709 Cleanup some classes and add tests for LoginActivity and LaunchActivity
MOB-1718 add UT for Server Edition Activity
MOB-1709 Update some labels, better account validation and error reporting, tests for edit account activity