Merge branch 'release/poc5-rc12'
Fixed minor issue with the gas pool
Check for nil receiver
Refund gas
comment
bump
Merge branch 'release/0.5.13'
Merge branch 'release/0.5.13' into develop
Removal of manual updating of state objects

* You'll only ever need to update the state by calling Update. Update
  will take care of the updating of it's child state objects.
Removed deprecated states
A handful of GUI fixes
Merge branch 'develop' of github.com:ethereum/eth-go into develop
Fixed issue where JUMPI would do an equally check with 1 instead of GT
Verbose logging for VM
Fixed GT and LT
Swapped vars
log
Reduce peer timeout to 10 seconds
Proper checks for multiple data items. Fixes #80
Reworked peers to check for public key duplication and adding peers to peerlist only after the handshake has come in