MUONTRGda update:

MUONTRGda update:
- Global configuration parameters are packed in a structure, in order
to avoid violations of coding rules.
- Replace command-line input parameters (forbidden by the DA
framework) with a new configuration file stored in the database and managed by
the  Control Panel together with the other trigger configuration files.
- Add verbosity to the DA final printout report.
Also:
- update the READMEmtrda file
(Bogdan)