Fixes #103. Added variable expansion in ES/POST requests
Fixes #95. Used the port of the incoming authentication request under the assumption that RVD and Restcomm run on the same port.
Merge branch 'ghub_rvd_master' into ghub_rvdras_master
#77 Enabled 'Lookup variable' controls for all fields with variable expansion. Also fixed #104. Enabled variable expansion in Dial nested nouns and Fax to/from fields
Merge branch 'ghub_rvd_master' into ghub_rvdras_master

Conflicts:
	restcomm/restcomm.rvd/src/main/webapp/js/app/directives.js
	restcomm/restcomm.rvd/src/main/webapp/js/app/services.js
	restcomm/restcomm.rvd/src/main/webapp/templates/directive/variableLookup.html
Reviewed packaging form. Fixed #108. Also added special parameters 'InstanceToken' and 'Backend root URL' as well as 'allowInstanceCreation' option
Various changes in the application packaging/import procedure both in RVD/AdminUI. Fixes #109 and #110. Also switched hardcoded app store address to apps.restcomm.com
Fixes #111
Minor fixed in wording in AdminUI application packaging view
Added variable expansion to redirect's step url