json and js object

modified Aaraadhya’s JS object. Added local storage access, ajax calls
& response handlers.

To Do:
- add storage fallthru to cookies
- add cookie handling
- flesh out ajax call & responses
Merge branch 'master' into sessions_work
getdata returns json

Modified getData.php to return JSON, saved as separate file. Continuing
work on nesh_json.js
cont work...
Merge branch 'master' into sessions_work
Merge branch 'sessions_work'