make back SCAM support operational
scam: store proper channels pmt in scam_pmt_packet
scam: change ring_buffer to 1d
bring back new key retrieval method
Merge pull request #69 from ostryck/mumudvb2

OSCAM back in MuMuDVB2 !
Merge pull request #77 from m0yellow/mumudvb2

Support HEVC (UHD) Channels
HD video type description
Better detection of null IP address
scam_getcw: locking fixes
Merge pull request #79 from ostryck/mumudvb2

scam_getcw: locking fixes (mumudvb2)
Better debug message
Merge branch 'mumudvb2' of github.com:braice/MuMuDVB into mumudvb2