bedtools version 2.18.2

1. Address minor issue with BAM files lacking a typical header.
2. Updates and corrections to documentation.
3. Better man page creation with Sphinx.

bedtools version 2.18.1

Fix compilation errors on CLANG and prevent errors when bamtools libs are installed system-wide.

bedtools version 2.18.0

Version 2.18.0

Details:

http://quinlanlab.org/software-releases/bedtools-2.18.html