hook_civicrm_angularModules - Allow JS files from assetBuilder and other ext's

hook_civicrm_angularModules - Allow JS files from assetBuilder and other ext's

== Before ==

In `hook_civicrm_angularModules`, the `js` resources are assumed
to be file-blobs relative to the declared extension.

== After ==

In `hook_civicrm_angularModules`, the `js` resources can be:

 * `assetBuilder://NAME?PARAMS`; in which case the JS file is loaded from the `asset_builder` service
 * `ext://EXTKEY/FILE`; in which case the JS file is loaded form another extension
 * Otherwise, the resource is assumed to be file-blob relative to the declared extension