Add GSM full rate codec to LCR's source repository
There is no more need to download a seperate version of GSM full rate
(06.10) codec anymore.
- [DH] libgsmfr/tls/bitter.c
- [DH] libgsmfr/tls/bitter.dta
- [DH] libgsmfr/tls/ginger.c
- [DH] libgsmfr/tls/sour.c
- [DH] libgsmfr/tls/sour1.dta
- [DH] libgsmfr/tls/sour2.dta
- [DH] libgsmfr/tls/sweet.c
- [DH] libgsmfr/tls/taste.c
- [DH] libgsmfr/tls/taste.h