boltdb/bolt — pull request #71 by benbjohnson (2014-03-21 19:24:08+00:00)
Title: Fix db.munmap() to return an error.

Changes `DB.munmap()` to return an error and the `DB` now implements `io.Closer`. I also removed all the OS and Syscall mocking because it's causing issues. Corrupt file tests need to be recreated but directly using the file system instead.

Fixes #70.

/cc @pkorotkov