Merge pull request #612 from jaketri/master

Hashfast voltage support.
Clean up pool failure and failover code for stratum
Merge branch 'master' of github.com:ckolivas/cgminer
Merge pull request #613 from jaketri/master

Set hashfast voltage settings only when really needed
Clear usb reads on each pass through icarus detect to hopefully prevent false positives for detecting rboxes
Move icarus driver to being seen as an asic
Really move the icarus driver now and update NEWS
Revert "Set hashfast voltage settings only when really needed"

This reverts commit 7cd8076875e8fef978e32b077aaf6bbf06316944.
Revert "Hashfast voltage support"

This reverts commit ef97e80a14240c95a7d2966abe462b12f7d4bf03.
More news
Bump version to 4.4.1
minion - always check the chip queue before queuing new work
minion - dup checking, disable reread by default and extra ioctl debugging
Merge pull request #614 from kanoi/master

Minion - resolve duplicates
minion - increase reset to 75%
Merge pull request #615 from kanoi/master

minion - increase reset to 75%
noncedup - give access to the internal stats
Merge pull request #616 from kanoi/master

noncedup - give access to the internal stats
minion - delay after reset, reset history also, add dups to api stats
Merge pull request #617 from kanoi/master

minion - delay after reset, reset history also, add dups to api stats