Bugfix: lowl-vcom: Invalid fd checks should be for -1, not 0
Merge commit 'cd890dd' into bfgminer
Bugfix: lowl-vcom: _get_osfhandle failure returns INVALID_HANDLE_VALUE, not NULL
Merge commit 'bea5c42' into bfgminer
Add link to Node.js RPC wrapper
Merge pull request #422 from nylen/patch-1

Add link to Node.js RPC wrapper