Fixed broken URLs.

Signed-off-by: Alex <alex@centromere.net>
Added #include macros where necessary to make hlint tests pass.

Signed-off-by: Alex <alex@centromere.net>
Fixed linker problem with the cbits on gcc 4.7.4 (added -fPIC).
Silenced warning about the ALIGN macro being redefined.
Bumped minimum QuickCheck version to 2.7.
All tests pass now.

Signed-off-by: Alex <alex@centromere.net>
Merge pull request #11 from centromere/master

Fixed broken URLs.