IDEX-1727 Fix Outline panel not updated when opening an sql file editor after a java editor

Task-Url: https://jira.codenvycorp.com/browse/IDEX-1727
IDEX-1728 update project explorer selection with active editor

Task-Url: https://jira.codenvycorp.com/browse/IDEX-1728
RELEASE:Update maven parent to latest snapshot
Merge pull request #369 from sunix/IDEX-1728

IDEX-1728 synchronise project explorer selected resource with active editor
IDEUI-392 Display Welcome Panel even in permanent workspaces
Merge pull request #368 from sunix/IDEX-1727

IDEX-1727 Fix Outline panel not updated when opening an sql file editor ...
Merge branch 'master' of github.com:codenvy/ide
IDEX-1601 add 'PositionConverter' to EmbeddedTextEditor interface
Merge pull request #372 from codenvy/javadoc

IDEX-1601 add 'PositionConverter' to EmbeddedTextEditor interface
CLDIDE-2164 Code clean up
Merge branch 'master' into CLDIDE-2164