Added Lots of Documentation

Added some nice to haves
Improved and Unified General Code Layout

MathKit/MPParenthesisTerm.h

@@ -9,10 +9,24 @@
 #import "MPFunctionTerm.h"
 
 
+/*!
+ @header
+ This file contains the <code>MPParenthesisTerm</code> class.
+ */
+
+
 
 @class MPParenthesisTerm;
 
 
+/*!
+    @class      MPParenthesisTerm
+    @abstract   Represents a <code>@link
+                //apple_ref/occ/cl/MPParenthesisFunction@/link</code>.
+ 
+    @discussion A parenthesis function encapsulates a term and thus prioritizes
+                it in evaluation.
+ */
 @interface MPParenthesisTerm : MPFunctionTerm
 
 @end