Added jquery extension file

src/atom/window.coffee

@@ -5,6 +5,8 @@ $ = require 'jquery'
 GlobalKeymap = require 'global-keymap'
 RootView = require 'root-view'
 
+require 'jquery-extensions'
+
 # This a weirdo file. We don't create a Window class, we just add stuff to
 # the DOM window.
 

src/stdlib/jquery-extensions.coffee

@@ -0,0 +1,13 @@
+$ = require 'jquery'
+
+$.fn.scrollBottom = (newValue) ->
+  if newValue?
+    @scrollTop(newValue - @height())
+  else
+    @scrollTop() + @height()
+
+$.fn.scrollRight = (newValue) ->
+  if newValue?
+    @scrollLeft(newValue - @width())
+  else
+    @scrollLeft() + @width()