util-scl/oo-mco: Added error message when scl mco does not exist.

Bug 1131139
Bugzilla link https://bugzilla.redhat.com/show_bug.cgi?id=1131139
oo-mco is installed on nodes due to rpm configuration, however the scl mco executable is not. Added error message to avoid confusion for newer administrators.
mysql cart: user-settable start timeout

Increase startup timeout for MySQL cart to 45 seconds, allow setting
`start` timeout via `OPENSHIFT_MYSQL_START_TIMEOUT` user env var and
`stop` timeout via `OPENSHIFT_MYSQL_STOP_TIMEOUT`.

Enterprise bug 1106450
https://bugzilla.redhat.com/show_bug.cgi?id=1106450
Bug 1135617 - AVC denied messages when creating new gears
Merge pull request #5785 from dobbymoodge/mysql_cart_BZ1106450

Merged by openshift-bot
Merge pull request #5786 from brenton/BZ1135617

Merged by openshift-bot
Update README.md and create a man page from that
Add manpage to rpm
Automatic commit of package [rubygem-openshift-origin-node] release [1.30.3-1].
Automatic commit of package [openshift-origin-cartridge-jbosseap] release [2.20.2-1].
Automatic commit of package [openshift-origin-cartridge-jbossews] release [1.28.2-1].
Automatic commit of package [rubygem-openshift-origin-admin-console] release [1.25.2-1].
Automatic commit of package [openshift-origin-cartridge-mysql] release [1.27.3-1].
Automatic commit of package [rubygem-openshift-origin-routing-activemq] release [0.5.2-1].
Automatic commit of package [openshift-origin-logshifter] release [1.7.2-1].
Automatic commit of package [rubygem-openshift-origin-controller] release [1.30.3-1].
Automatic commit of package [rubygem-openshift-origin-frontend-apache-vhost] release [0.9.2-1].
Automatic commit of package [rubygem-openshift-origin-console] release [1.30.2-1].
Automatic commit of package [openshift-origin-cartridge-jbossas] release [1.27.2-1].
Automatic commit of package [openshift-origin-cartridge-dependencies] release [1.26.2-1].
Automatic commit of package [openshift-origin-broker-util] release [1.29.2-1].