The default mongod instance is called "mongod" on RPM distros.
When running standalone, just re-use that name rather than creating one called "mongodb". Otherwise, you wind up with /etc/sysconfig/mongod and mongodb, two sets of init scripts, two sets of logs in /var/log/mongod, etc.
Configure the mongod instance name at the attribute level
Fix mongos startup script, though only on RHEL family.
rhel init script should use pidfile for status and start
commandline Merge pull request #77 from juliandunn

Use default "mongod" instance name when running standalone

Conflicts:
    recipes/default.rb
    recipes/replicaset.rb
Merge pull request #132 from astral303/fix_mongos_initd_rhel_family

Fix mongos startup script, though only on RHEL family.
merge develop into master #64