Bugfix: erupter: Take advantage of detectone_meta_info to handle Emerald autodetection
Merge commit '47d55d9' into bfgminer
Bugfix: Check for error conditions in get_intrange to not have weird --device behaviour when bad values are provided

Also improves its accepted input
Add test suite for get_intrange
Merge commit '5de2192' into bfgminer