core-4770 remove unused edit menu from App selection dialog.
Updates for retrieveAppListingFailed error message.

Updated AppsViewPresenter and AppPagedProxy to use retrieveAppListingFailed error message instead of retrieveFolderInfoFailed.
CORE-4719 Added AppGroup sorting to SubmitAppForPublicUseViewImpl.

Added StoreSortInfo to the TreeStore in SubmitAppForPublicUseViewImpl so that App Groups are sorted alphabetically.
CORE-4718 Updated searchAppResultsHeader text.

Added a total count of search results to the display text.
Applied iPlant standard formatting to AppInfoView.

Shortened fully qualified references to org.iplantc.core.resources.client.messages.I18N.
CORE-4721 Added App search text highlighting.

Added highlightSearchText methods to AppsView and its Presenter.
Updated AppsViewPresenter to compile a RegExp from search text in AppSearchResultLoadEvents, used in its highlightSearchText method.
Updated AppHyperlinkCell to highlight search text in App names.
Updated AppColumnModel to highlight search text in Integrator names.
Updated AppInfoView to highlight search text in App descriptions, Integrator names, and tool names.
core-4733 add intro text to submit for public use form
core-4732 add intro text to new tool request form
ignore error msg when details of app cannot be fetched when making
public
Merge branch 'master' into STABLE