Fix bundle/server tests
IDE-1706 Remove unused method
IDE-1802 Remove invalid validation
Added skipServerTests option to travis
Fix server - project unit test skip properties
IDE-1663 appended adding unit tests for xml.search.ui plugin
- improved stability, remove waitForBuildandValidation, directly invoke the validation
- added util methods for testing content assist, hyperlinks and quickfix
- finished unit tests for portlet.xml
IDE-1663 sort methods
IDE-1825 update version to 2.2.1
IDE-1825 add '-ga2' suffix
IDE-1673 Create Portlet to wrong project after create project with wizard
IDE-1673 directly use StructuredSelection object instead of anonymous
IDE-1823 Spelling mistake on "Lifecycle" in portlet.xml
IDE-1781 Add common used method from ParamUtil class
IDE-1707 Locate to the last child node