WSOTWO-142: Fixed bug related to adding sequences with the same name
WSOTWO-142: Fixed tests
WSOTWO-148: Fixed problem with size of workspace when user changed browser window size
WSOTWO-148: Added unit test
WSOTWO-148: Fixed problem with resizing of workspace when user is moving splitters near workspace
Merge branch 'master' into WSOTWO-147

Conflicts:
	codenvy-ext-wso2-editor/src/main/java/com/codenvy/ide/client/workspace/WorkspacePresenter.java