change: to use luaL_optint API to get format option value.
add: lib/util.lua has been added.
add: lib/jws.lua has been added.
add: lib/jwt.lua has been added.
add: lib/jws/none.lua has been added.
add: lib/jws/hmac.lua has been added.
add: lib/jws/rsa.lua has been added.
change: jose.lua has been changed that will return a table that include the jws and jwt modules.
change: rockspec file has been updated.
add: jwt_try.lua has been added.
remove: jwt_hs_try.lua has been removed.