Adding Archlinux support
Merge branch 'master' of git://github.com/nesi/puppet-git
Adding gentoo support
handle git-core legacy package
remove binaries::params, we don't want to step on other classes.
Issue #8 is correct, this should close it.
Issue #9 is correct, newer versions of puppet strip away ENV variables when calling exec, which is why this uses su in the first place.
remove OS test from init.pp as this is now coverend in git::params as part of setting up default parameters
make setting up root as a git user optional