clean up old osdp_TEXT handler code.
clean up old osdp_TEXT handler code.


JixunW-BSquare/libosdp-conformance,JixunW-BSquare/libosdp-conformance,JixunW-BSquare/libosdp-conformance,JixunW-BSquare/libosdp-conformance,JixunW-BSquare/libosdp-conformance