Represent dpid as a numeric value in the database... and cleaned up a bunch of dirty whitespace
Output the dpid as a string in the api
Use the new numeric dpid in the datapath fabricators
Cleaned up a leftover line that still treated dpid as a string
Use the hexadecimal dpid for log output when terminating a datapath
Merge pull request #169 from axsh/cleanup-numeric-dpid

Cleanup numeric dpid