<oo-accept-broker> fix up handling of IFS

- IFS handling in oo-accept-broker was causing a false positive when
  reading the broker rails env and parsing the $SCLS variable.
Merge pull request #5821 from detiber/bz1142200

Merged by openshift-bot
Bug 1144175
Bugzilla link https://bugzilla.redhat.com/show_bug.cgi?id=1144175
Added a configuration option for a timeout where the console waits for several background requests to the broker.
bump_minor_versions for sprint 51
Automatic commit of package [rubygem-openshift-origin-frontend-apachedb] release [0.6.1-1].
Automatic commit of package [rubygem-openshift-origin-node] release [1.31.1-1].
Automatic commit of package [openshift-origin-cartridge-jbosseap] release [2.21.1-1].
Automatic commit of package [openshift-origin-cartridge-jbossews] release [1.29.1-1].
Automatic commit of package [openshift-origin-cartridge-postgresql] release [1.29.2-1].
Automatic commit of package [rubygem-openshift-origin-admin-console] release [1.26.1-1].
Automatic commit of package [rubygem-openshift-origin-frontend-haproxy-sni-proxy] release [0.4.1-1].
Automatic commit of package [openshift-origin-cartridge-mysql] release [1.28.1-1].
Automatic commit of package [rubygem-openshift-origin-routing-activemq] release [0.6.1-1].
Automatic commit of package [rubygem-openshift-origin-msg-broker-mcollective] release [1.30.1-1].
Automatic commit of package [openshift-origin-logshifter] release [1.8.1-1].
Automatic commit of package [rubygem-openshift-origin-dns-dynect] release [1.13.1-1].
Automatic commit of package [rubygem-openshift-origin-controller] release [1.31.1-1].
Automatic commit of package [rubygem-openshift-origin-frontend-apache-vhost] release [0.10.1-1].
Automatic commit of package [rubygem-openshift-origin-console] release [1.31.1-1].
Automatic commit of package [openshift-origin-cartridge-jbossas] release [1.28.1-1].