bumped to 1.3.3

# VERSION 1.3.3                                                                                                                                          
  2   * Fri Jan 18, 2013                                                           
  3   1. rails 4 feature turbolinks supported.                                     
  4   [#95](https://github.com/michelson/lazy_high_charts/isues/95)                
  5   2. Can be used without rails, such as sinatra web framework.                 
  6   [#94](https://github.com/michelson/lazy_high_charts/isues/96)                
  7   3. You shouldn't be forced to override the default chart text                
  8   [#93](https://github.com/michelson/lazy_high_charts/issues/93)               
  9   4. Add chart to window scope for dynamic series addition                     
 10   [#99](https://github.com/michelson/lazy_high_charts/pull/99)