shorten distroname of openSUSE from 'opensuse_project' to 'opensuse' to match install function names
removed bashism doubled equal signs
moved fix to right place
Merge pull request #109 from lesnail/develop

`lsb_release -si` returns `openSUSE project`, let's handle that specific case.
Move comment.
`pip_not_allowed()` is now called `check_pip_allowed()` which does the check, logs and exits if necessary.
Update change log with the lsb release openSUSE fix.
Add the necessary functionality to allow pre-seeding minion keys. Fixes #112.

* Added a `movefile` function which will overwrite files only if allowed.
* Move any key files found on the directory passed to `-k` to the minions pki directory for the local master.