Merge pull request #124 from atax1a/master

avoid responding to a dead http req
shax instead of shaz
More intelligently load from sist
Clean up timer logic
Bail instead of exit
TODOs
Remove old fprintf
Remove useless assert...
Add ++wain.
Merge branch 'master' of github.com:urbit/urbit
Initial checkin to neweyre.
Basic generative loading...
New urbit.pill.
Fix leak in u2_raft_work
Fix _http_bods_free
Fix dor.  Duh.
Merge branch 'master' of github.com:urbit/urbit
Trailing whitespace cleanup, C level
Trailing whitespace, hoon level, part 2
Clean up .gitignore

Remove some non-project-specific stuff that people are likely
(encouraged, even) to put in their own global git ignores.