rpearce: Require rubygems for rotp
rpearce/grichards: Add logger, rescue crazy nil hash elements of hash
elements. Bit of a compromise but we think it is sufficient for now
rpearce: Adding small fixes
  * kpartx -l sometimes returns 2 lines, head 1 fixes this. Needs investigating
  * mount sometimes fails, adding a sleep 1, Needs fixing
  * adding unmount cleanup on failure to resize