Merge pull request #52 from hogepodge/remove_2.6_support

Removed test support for Puppet 2.6
Fix user group and log directories for 10gen/local

Closes #35

Handle logpath correctly based on packages being used.  Also ensure that
logpath is created.

Fix dbpath based on packages being used.  Also make sure the path is
created.

Ensure dbpath and log directory exist before service starts.

Add dependency on stdlib >= 2.2.0

puppet-lint fixes