Merge pull request #365 from girirajsharma/master

Minor changes:Added JavaDocs, resolved generics and refactored PL JSON.
Allow to use dynamic bindingAttribute for LDAPIdentityStore
Merge pull request #366 from mposolda/master

Allow to use dynamic bindingAttribute for LDAPIdentityStore
[PLINK-540] - Discover JPA Mapped Entities automatically when using JPA store.
Merge pull request #367 from pedroigor/master

[PLINK-540] - Discover JPA Mapped Entities automatically when using JPA store.
Deleted deprecated(old) implementations of JSON Web Encryption.