Readme and JavaDoc updates for the upcoming 0.5 release
Readme and JavaDoc updates for the upcoming 0.5 release

dogeared/jjwt,jhericks/jjwt,jwtk/jjwt,tachang/jjwt,reinaldohorie/jjwt,brentstormpath/jjwt,ChiralBehaviors/jjwt,hendrosteven/jjwt,josebarrueta/jjwt