* master: (108 commits)
  fixed indentation in test files
  cleanup tests
  Travis-CI build status.
  CS fixes.
  CS fixes.
  Change magic property to normal method. (Thanks to @maxlapko.)
  CS fixes.
  Fixed duplicated merge.
  Fixes issue #50: implemented pager widgets.
  fix: remove pointless unset
  remove fix for unset timezone from bootstrap app
  mod: don't use ArrayHelper to avoid loading another class during every request
  better have timezone fix in application
  Add exception classes hierarchy UML diagram.
  Initial Gettext support.
  RBAC sql files identation fix
  RBAC sql files
  DbManager some Db fields renaming
  DbManager code style fix + right Exception type fix
  Unit tests fix
  ...

Conflicts:
	tests/unit/framework/caching/ApcCacheTest.php
	tests/unit/framework/caching/CacheTest.php