t3devkit parser does not accept comment of already commented code

route should checked:
in TP_IMS_5097_01 is written - not containing Route header 
 indicating the SCSCF_SIP_URI

route should not be omit:
in TP_IMS_5097_01 is written - not containing Route header 
 indicating the SCSCF_SIP_URI

- f_GetEUTScscfAddress implemented (not tested)
- TC_IMS_REG_0001() updated (still incomplete)