All: Drop support for jQuery 1.6.x

Affects core, effects, position and widget. Only position has unit tests
that fail with jQuery 1.6 without the workaround.

Drops the 1.6.x copies jQuery of jQuery and removes them from the select
in the testsuites.

Fixes #10723
Closes gh-1422

Author: jzaefferer

Gruntfile.js

@@ -241,21 +241,6 @@ grunt.initConfig({
 				"jquery/jquery.js": "jquery-1.x/jquery.js",
 				"jquery/MIT-LICENSE.txt": "jquery-1.x/MIT-LICENSE.txt",
 
-				"jquery-1.6.0/jquery.js": "jquery-1.6.0/jquery.js",
-				"jquery-1.6.0/MIT-LICENSE.txt": "jquery-1.6.0/MIT-LICENSE.txt",
-
-				"jquery-1.6.1/jquery.js": "jquery-1.6.1/jquery.js",
-				"jquery-1.6.1/MIT-LICENSE.txt": "jquery-1.6.1/MIT-LICENSE.txt",
-
-				"jquery-1.6.2/jquery.js": "jquery-1.6.2/jquery.js",
-				"jquery-1.6.2/MIT-LICENSE.txt": "jquery-1.6.2/MIT-LICENSE.txt",
-
-				"jquery-1.6.3/jquery.js": "jquery-1.6.3/jquery.js",
-				"jquery-1.6.3/MIT-LICENSE.txt": "jquery-1.6.3/MIT-LICENSE.txt",
-
-				"jquery-1.6.4/jquery.js": "jquery-1.6.4/jquery.js",
-				"jquery-1.6.4/MIT-LICENSE.txt": "jquery-1.6.4/MIT-LICENSE.txt",
-
 				"jquery-1.7.0/jquery.js": "jquery-1.7.0/jquery.js",
 				"jquery-1.7.0/MIT-LICENSE.txt": "jquery-1.7.0/MIT-LICENSE.txt",
 

bower.json

@@ -16,11 +16,6 @@
 		"jshint": "2.4.4",
 		"qunit": "1.14.0",
 
-		"jquery-1.6.0": "jquery#1.6.0",
-		"jquery-1.6.1": "jquery#1.6.1",
-		"jquery-1.6.2": "jquery#1.6.2",
-		"jquery-1.6.3": "jquery#1.6.3",
-		"jquery-1.6.4": "jquery#1.6.4",
 		"jquery-1.7.0": "jquery#1.7.0",
 		"jquery-1.7.1": "jquery#1.7.1",
 		"jquery-1.7.2": "jquery#1.7.2",