Build: Add jQuery 3.x-git to versions available in TestSwarm

Author: mgol

build/tasks/testswarm.js

@@ -4,6 +4,7 @@ module.exports = function( grunt ) {
 
 var versions = {
 		"git": "git",
+		"3.x-git": "3.x-git",
 		"3.4": "3.4.1",
 		"3.3": "3.3.1",
 		"3.2": "3.2.1",

tests/unit/subsuite.js

@@ -15,7 +15,7 @@ var versions = [
 		"3.2.0", "3.2.1",
 		"3.3.0", "3.3.1",
 		"3.4.0", "3.4.1",
-		"git", "custom"
+		"3.x-git", "git", "custom"
 	],
 	additionalTests = {