Make rake jasmine:ci run specs correctly.

- Will replace rake core_specs.
- Remove obsolete dependencies & files -- most of these were for build tasks we
  are no longer using. Notably, rspec and spec_helper were deleted.

spec/html/QueryStringSpec.js

@@ -1,43 +0,0 @@
-describe("QueryString", function() {
-
-  describe("#setParam", function() {
-
-    it("sets the query string to include the given key/value pair", function() {
-      var windowLocation = {
-          search: ""
-        },
-        queryString = new j$.QueryString({
-          getWindowLocation: function() { return windowLocation }
-        });
-
-      queryString.setParam("foo", "bar baz");
-
-      expect(windowLocation.search).toMatch(/foo=bar%20baz/);
-    });
-  });
-
-  describe("#getParam", function() {
-
-    it("returns the value of the requested key", function() {
-      var windowLocation = {
-          search: "?baz=quux%20corge"
-        },
-        queryString = new j$.QueryString({
-          getWindowLocation: function() { return windowLocation }
-        });
-
-      expect(queryString.getParam("baz")).toEqual("quux corge");
-    });
-
-    it("returns null if the key is not present", function() {
-      var windowLocation = {
-          search: ""
-        },
-        queryString = new j$.QueryString({
-          getWindowLocation: function() { return windowLocation }
-        });
-
-      expect(queryString.getParam("baz")).toBeFalsy();
-    });
-  });
-});