Refactoring, bugfixing, unit tests and benchmark

Author: termi

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "test/qunit"]
+	path = test/qunit
+	url = https://github.com/jquery/qunit
+[submodule "speed/benchmark.js"]
+	path = speed/benchmark.js
+	url = git://github.com/bestiejs/benchmark.js.git

README.md

@@ -20,7 +20,7 @@
 - document.documentElement.matches
 - Element.prototype.querySelector
 - Element.prototype.querySelectorAll
-- Element.prototype.getElementsByClassName
+- Element.prototype.getElementsByClassName for IE < 9
 - Element.prototype.matchesSelector
 - Element.prototype.matches
 
@@ -47,6 +47,20 @@ document.querySelector("div div:scope a")
 ### Reference combination
 Working on it
 
+## Installation
+ - Without IE6/7 support:
+
+            <script src="__COMPILED/CSS_selector_engine.js"></script>
+
+ - With IE6/7 support:
+
+            <!--[if lt IE 8]>
+			<script src="__COMPILED/CSS_selector_engine.ielt8.js"></script>
+			<![endif]-->
+			<!--[if gt IE 7]><!-->
+			<script src="__COMPILED/CSS_selector_engine.js"></script>
+			<!--<![endif]-->
+
 ## Using in IE < 8
 
 ```javascript
@@ -71,11 +85,6 @@ The are few [GGC](http://closure-compiler.appspot.com/home) flags in script. You
 
 	set the value of '\_\_GCC\_\_NOT\_ONLY\_IELT8\_SUPPORT\_\_' to 'true' and compile _CSS\_selector\_engine.js_ using [Google Closure Compiler](http://closure-compiler.appspot.com/home)
 
-## TODO
-
-- Tests: coming soon
-- Benchmark: coming soon
-
 ## License
 
     MIT