R4: Many paper cuts
change opus link to just ogg link
File monitor overhaul, again.
File monitor, take 4.
File monitor, many fixes.
Never raise an error during file scanning.
Rotate logs (they're not at all atm)
Cooldown value clamping, disable-song logging
Handle None being returned from watchdog
Fix clamp value line ordering
Remove over-aggressive caching of listener records
Merge branch 'master' of https://github.com/rmcauley/rainwave
R4: Paper cuts
R4: Fix search string not clearing
Revert "R4: Fix search string not clearing"

This reverts commit 2d04d27858c9b1e31058f09e352e25f34fad62c7.
R4: Fix only the search string not clearing :P
R4: Take 2
R4: Couple style fixes

- Remove the aggressive hover styling on album links everywhere except
voting-enabled timeline songs
- Add "Vote Now" to timeline header when appropriate
- Add hover state to Previously Played
Fix key management needing a SID
Remove old R3 CSS and style