IDEX-582: add svg icons to icon registry
Merge with master
IDEX-582: add default icons
IDEX-582: add getSVGIconIfExists()
IDEX-570
IDEX-521 [UI] Improve selection state in Project Tree
Merge branch 'master' of github.com:codenvy/ide
Merge with master
IDEX-582: make SVG icons stylable from IDE css.
Merge pull request #110 from codenvy/IDEX-582

IDEX-582
IDEX-593 move maven wizard to maven extension
Merge remote-tracking branch 'origin/master'

Conflicts:
	codenvy-ext-java/src/main/java/com/codenvy/ide/ext/java/client/JavaExtension.java
Added debugId for 'tabButtons' and state(enabled) in debugId for 'action buttons'
Merge branch 'master' of github.com:codenvy/ide
IDEX-593 move maven wizard to maven extension
Merge remote-tracking branch 'origin/master'
IDEX-567: Rework console panels to create a build output/run output
Merge branch 'master' of github.com:codenvy/ide
IDEX-567: Rework console panels to create a build output/run output
Merge branch 'master' into IDEX-531