Remove incorrect remark "(.) = fmap" in source DB
Remove redundant whitespace in @src

The previous source file had lots of double whitespaces and alignment
over multiple definitions. Since the source file is usually used to
query single definitions, these can all be a bit distracting. Example:
"m >> k      = m >>= \_ -> k"
Merge pull request #2 from quchen/master

Clean up @src database