V1.1 Incorporated the feedback received till Nov 07, 2013

Incorporated the following changes-

1. Merged changes from gh-pages branch of esri GitHub repository
2. Implemented following feedback from esri
- Fixed code for empty legend
- Made changes to show the text in two lines
- Incorporated comma format for 4 digit numbers
- Changed 'Summarize' to 'Entire Area' and moved it to top