Merge pull request #31 from psibi/master

AUTHORS.md updated.
Fixed.
The key value is position.

Following is a sample JSON:
 u'location':{
         u'lat':u'2',
         u'position':u'+2.00000+77.00000/',
         u'lon':u'77',
         u'objectType':u'place'
      }
Fixes issue #28.
Few exception handling bugs fixed.
Ignore rules updated.
Fix issue 28 in sane way.