Fixed slop bug when slop factor exceeds MAX signed int.
Merge pull request #47 from nkindlon/master

Fixed slop bug when slop factor exceeds MAX signed int.
just peak at first bit in isGzipFile() fix for issue46
Call bedtools via the BT variable, allowing to override the location.
Access data via a DATA variable, allowing to override the location.
Merge pull request #48 from Debian/suggestion-for-testsuite

Patches to make the testsuite easier to move.
[DOC] add new usage examples from the wild
[DOC] add new usage examples from the wild
tweak README
remove extraneous header tab
fix most filetype issues. intersect still raises error with empty files.
Merge converted to PFM, first check-in
[ENH] all shuffle with -incl to follow data distribution
[TST] run shuffle tests.
Handling empty files with headers
Merge remote-tracking branch 'upstream/master' into merge
Merge branch 'master' of https://github.com/nkindlon/bedtools2
Fixed merge conflicts
Unit tests and bug fixes for merge release
Merge branch 'merge'