refs #290 - added rpc and screen packages into export declaration for plug-in
refs #290 - added getter of language attribute of RpcEntity annotation for code based definition
refs #290 - added constants for rpc annotations
refs #290 - added populating rpc annotation attributes
- fixed loading of Boolean field for Pojo Code Model(added Boolean type as primitive into TypesUtil)
refs #290 - stripped quotes for RpcBooleanField annotation attributes
refs #290 - added populating RpcAction for code based model
refs #290 - added filling of RpcPart.occur annotation attribute
refs #290 - fixed populating @RpcField.editable attribute for code based definition
refs #290 - merged with FB_RPC_EDITOR branch