Added $niceness parameter to spideroak::cron
Added $niceness parameter to spideroak::cron

The new parameter has a default value of '19', which reducess the impact of the
SpiderOak process on other processes running on the system.

Signed-off-by: Samuli Seppänen <34cd69fd1edf1dbeb60d8f1ed9a92a19d78eb447@gmail.com>

Puppet-Finland/spideroak