Bug 976112

Some node.js application migration may fail if the existing application
has a real directory `$OPENSHIFT_NODEJS_DIR/versions/0.6`.
Since we are copying the files over from the new version of the
cartridge, simply remove the files during migration so that `cp -ad`
does not fail.
Merge pull request #2917 from BanzaiMan/dev/hasari/bz976112

Bug 976112
Bug 976758 & 969948 - Update the name of internal IP env var to match v2 carts
https://bugzilla.redhat.com/show_bug.cgi?id=976758
https://bugzilla.redhat.com/show_bug.cgi?id=969948
Changed the OPENSHIFT_INTERNAL_IP env var in index.html and start hook to OPENSHIFT_DIY_IP
Automatic commit of package [openshift-origin-cartridge-nodejs] release [1.11.3-1].
bump_minor_versions for sprint 30
Automatic commit of package [openshift-origin-cartridge-jbossews] release [0.6.1-1].
Automatic commit of package [rubygem-openshift-origin-msg-broker-mcollective] release [1.11.1-1].
Automatic commit of package [openshift-origin-cartridge-10gen-mms-agent] release [1.25.1-1].
Automatic commit of package [openshift-origin-cartridge-cron] release [1.9.1-1].
Automatic commit of package [rubygem-openshift-origin-node] release [1.11.1-1].
Automatic commit of package [openshift-origin-port-proxy] release [1.8.1-1].
Automatic commit of package [openshift-origin-cartridge-mysql] release [0.5.1-1].
Automatic commit of package [openshift-origin-cartridge-nodejs] release [1.12.1-1].
Automatic commit of package [openshift-origin-cartridge-haproxy] release [0.6.1-1].
Automatic commit of package [openshift-origin-node-proxy] release [1.11.1-1].
Automatic commit of package [openshift-origin-broker-util] release [1.11.1-1].
Automatic commit of package [rubygem-openshift-origin-common] release [1.11.1-1].
Automatic commit of package [openshift-origin-cartridge-postgresql] release [0.4.1-1].
Automatic commit of package [rubygem-openshift-origin-auth-remote-user] release [1.11.1-1].
Automatic commit of package [openshift-origin-cartridge-jbossas] release [1.4.1-1].