Add editorconfig, resolve differences

This includes newlines, tabs, among other things.

util/tests/index.html

@@ -11,7 +11,7 @@
 		<script src="../../util/withAttr.js"></script>
 		<script src="test-prop.js"></script>
 		<script src="test-withAttr.js"></script>
-		
+
 		<script>require("../../ospec/ospec").run()</script>
 	</body>
-</html>
+</html>

util/tests/test-prop.js

@@ -9,8 +9,8 @@ o.spec("prop", function() {
 		var initialValue = store()
 		store(2)
 		var newValue = store()
-		
+
 		o(initialValue).equals(1)
 		o(newValue).equals(2)
 	})
-})
+})

util/tests/test-withAttr.js

@@ -10,7 +10,7 @@ o.spec("withAttr", function() {
 			handler: withAttr("value", spy)
 		}
 		context.handler({currentTarget: {value: 1}})
-		
+
 		o(spy.args).deepEquals([1])
 		o(spy.this).equals(context)
 	})
@@ -23,7 +23,7 @@ o.spec("withAttr", function() {
 			handler: withAttr("readonly", spy)
 		}
 		context.handler({currentTarget: target})
-		
+
 		o(spy.args).deepEquals(["readonly"])
 		o(spy.this).equals(context)
 	})
@@ -32,7 +32,7 @@ o.spec("withAttr", function() {
 		var context = {}
 		var handler = withAttr("value", spy, context)
 		handler({currentTarget: {value: 1}})
-		
+
 		o(spy.this).equals(context)
 	})
-})
+})