Install git either by source or by package
Tested minion OSes: - Ubuntu 12.04.3 Server AMD64 - Ubuntu 14.04.1 LTS - Ubuntu 15.04 Server AMD64 - CentOS release 6.6 (Final) - Red Hat Enterprise Linux Server release 6.6 (Santiago)
Install git via the method specified in the pillar data.
Compiles and installs the given git version directly from source.
Install git from the system package repository.
Sets up a package repo containing the most recent git package. Currently only used for Ubuntu git PPA.