optimized some queries so that we only commit once per request
now checks minimum crowdsale balance.  changed SwPriv to Swizzle.  Returns relative time not absolute time for challenges.
whitelist script should update balances now.
whitelist updatable.
fixed tag path issue.
fixed setup issue from directory reorganization
fixed uptime measure
improved documentation.
improved documentation
Merge pull request #16 from wiggzz/devel

Improved whitelist import.  Optimizations.  Renaming heartbeat