Deleted deprecated(old) implementations of JSON Web Encryption.
Merge pull request #368 from girirajsharma/master

Deleted deprecated(old) implementations of JSON Web Encryption.
Minor fix to FORM authentication scheme.
[PLINK-509] setting required parser features
Code refactoring.
Minor changes: JSON Code refactoring, updated testcases and JavaDocs.
Merge pull request #370 from girirajsharma/master

Extended JWE support to all standard encryption algorithms.
[PLINK-545] - Http Security API.