CORE-4721 Updated searchAppResultsHeader text.

Added a total count of search results to the display text.
core-4732 add intro to new tool request form
core-4733 add intro text to submit for public use form
CORE-4733 Added info to submit form about workflow apps needing to be public
core-4734 fix App search prompt
CORE-4711 Changed list default item from "choose..." to "Choose item from list.".
Merge branch 'master' of github.com:iPlantCollaborativeOpenSource/ui-resources-module
CORE-4730: Updated copyright and NSF strings to SafeHtml for Belphegor upgrade as well as added some other strings for tab titles
CORE-4730: Added belphegor externalized strings
CORE-4730: Update of style and strings for Belphegor upgrade to GXT
3.0.6
CORE-4730