Ant - device roll work if possible
Ant - get more work if roll limit is reached
ants1 use a klist to store work and copied work
ants1 - move local cgpu variables to info structure
ants1 - fix/enable temperature checking and remove unneeded temp_old
ants1 - cgminerise applog calls
Merge pull request #559 from kanoi/master

antminer updates