Rename j$ to jasmineUnderTest for specs

- Clarifies what it is for when writing tests
- No longer named the same as the `jasmine` that is injected into live
  code

spec/html/PrettyPrintHtmlSpec.js

@@ -1,15 +1,15 @@
-describe("j$.pp (HTML Dependent)", function () {
+describe("jasmineUnderTest.pp (HTML Dependent)", function () {
   it("should stringify HTML nodes properly", function() {
     var sampleNode = document.createElement('div');
     sampleNode.innerHTML = 'foo<b>bar</b>';
-    expect(j$.pp(sampleNode)).toEqual("HTMLNode");
-    expect(j$.pp({foo: sampleNode})).toEqual("Object({ foo: HTMLNode })");
+    expect(jasmineUnderTest.pp(sampleNode)).toEqual("HTMLNode");
+    expect(jasmineUnderTest.pp({foo: sampleNode})).toEqual("Object({ foo: HTMLNode })");
   });
 
   it("should print Firefox's wrapped native objects correctly", function() {
     if(jasmine.getEnv().firefoxVersion) {
       try { new CustomEvent(); } catch(e) { var err = e; };
-      expect(j$.pp(err)).toMatch(/Not enough arguments/);
+      expect(jasmineUnderTest.pp(err)).toMatch(/Not enough arguments/);
     }
   });
 });