* Modifications of documentation for using and building minio server on FreeBSD.
- update example of enabling compression to use lz4 vs gzip and provide
explanation of benefits of lz4
- provide walkthrough of building minio server on FreeBSD with binary
golang and gmake
* Fixing markdown syntax for code blocks so we render correctly.
* typo fix
* reword compression enablement docs for easier reading
koolhead17