added postgresql features to reset seq/check integrity
fixed functional test when enablePrettyUrl is false.
fixed sequence reset
fixed bug with forgotten param, fixed behavior for one table integrity
fix sphinx command signature
Added SecurityTest.
Allow dash char in ActionColumn’s button names.
Fixes #1654: Fixed the issue that a new message source object is generated for every new message being translated
Fixes #1643: Added default value for `Captcha::options`
Modified extension guidlines
Merge pull request #1661 from suralc/patch-2

Modified extension guidlines
improved checkIntegrity method
codestyle fix
Merge pull request #1649 from Ragazzo/dbfixture_manager_fix

fixed sequence reset
added changelog
Merge pull request #1648 from Ragazzo/postgresql_features

added postgresql features to reset seq/check integrity
code style fix.
Fixes #1650: Added Connection::pdoClass.
Fixed repo URL