implemented json parser
Fixed issue where  would throw when an error occurs
added json post example
implemented json parser
Fixed issue where  would throw when an error occurs
added json post example
merged with upstream master
add test for JSON parser
avoid JSON parsing exceptions
Merge pull request #1 from carlos8f/json_parser_2

Add test and avoid parse exception
Merge pull request #174 from mikefrey/master

Added application/json support