Remove some key bindings that are broken in the current default mappings.

Author: ilya

README.markdown

@@ -46,8 +46,8 @@ Navigating the current page:
     y       copy the current url to the clipboard
 
 Navigating your history:
-    ba, H         go back in history
-    fw, fo, L     go forward in history
+    H       go back in history
+    L       go forward in history
 
 Manipulating tabs:
     J, gT      go one tab left

commands.js

@@ -124,10 +124,7 @@ mapKeyToCommand('gf', 'toggleViewSource');
 
 mapKeyToCommand('i', 'enterInsertMode');
 
-mapKeyToCommand('ba', 'goBack');
 mapKeyToCommand('H', 'goBack');
-mapKeyToCommand('fw', 'goForward');
-mapKeyToCommand('fo', 'goForward');
 mapKeyToCommand('L', 'goForward');
 
 mapKeyToCommand('zi', 'zoomIn');