few minor bug fixes

- loading corrupt database sections no longer results in a crash
- full error catching in fetch_tweet method
- perform maintenance might work better? might also be broken -_-
fixes
exploring this weird decode error -_-
posting should fail gracefully again
more accurate debug statements from hit server
added database repair methods
Merge branch 'future' of github.com:cmyr/anagramer into future
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mdbm now sorts dbm files by creation date when loading
added more logging statements, removed logging of Requests stuff
adding more debug stuff
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more debugging in trim short
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debug statements
added basic daemon class (not working) adapted from haikubot