Added Lots of Documentation

Added some nice to haves
Improved and Unified General Code Layout

MathKit/MPFunctionTerm.m

@@ -9,10 +9,6 @@
 #import "MPFunctionTerm.h"
 
 #import "MPFunction.h"
-#import "MPExpression.h"
-#import "MPParsedExpression.h"
-
-#import "MPToken.h"
 
 
 
@@ -64,6 +60,7 @@
     return self;
 }
 
+
 - (MPParsedExpression *)expressionAtIndex:(NSUInteger)anIndex
 {
     return [self.parsedExpressions objectAtIndex:anIndex];