fix __init__
FIX: in removeReplica of the LFC, consider that the PFN may have been
changed
Merge pull request #1222 from KrzysztofCiba/fixInit

FIX: __init__ calls in DMS agents
Merge pull request #1223 from phicharp/fixLFC

FIX: in removeReplica of the LFC, consider that the PFN may have been changed
v6r6p16
FIX: stupid bug dict( lfns, [])
Merge pull request #1229 from phicharp/fixTransAgent4

FIX: stupid bug dict( lfns, [])
v6r6p17
Conflicts solved after merging with rel-v6r6
v6r6p17