IDE-1197

Merge adt updatesite into the liferay ide repository composite site.
IDE-1211

For new maven projects lookup the latest archetype version
and then if none are available locally try to download and
install archetype artifacts first into local repository
before continuing
IDE-1141

     - Fix the problem that button "Create Locale Bundles" is disabled when
    support locales are added.
     - Recompute the enablement statement for the button.
     - Fix creating files problem when there is no "." in the ResouceBundle
IDE-1211 fixed aether dependencies
Upgraded to tycho-0.19.0
Switch to tycho 0.19 supported resource filtering
IDE-1233
IDE-1211 moved verision range query to background job
IDE-1211

Included logback feature so that Eclipse Kepler installs
can properly upgrade from m2e 1.4 to 1.5
IDE-1234

-Fixed descriptorFile util method to return just handle.
-Removed hardcoded height for new liferay plugin project wizard