plugins/dns/nsupdate: Fix example of key algorithm

Fix the commented-out example setting for BIND_KEYALGORITHM in the
dns-nsupdate example configuration file.
oo-diagnostics: Fix test_node_mco_log when no log

Make test_node_mco_log fail gracefully when the node mcollective log file
is absent.  Before this commit, the test would hang because it would run
a sed command with no input file provided.

This commit fixes bug 1077664.
rubygem-openshift-origin-common: Req. parseconfig

rubygem-openshift-origin-common.spec: Add a Requires: on the parseconfig
rubygem because oo-diagnostics uses parseconfig.

This commit fixes bug 1083334.
Updating the Dockerfile for prereqs
Bug 1086094: Multiple changes for cartridge colocation
We are:
 - taking into account the app's complete group overrides
 - allowing only plugin carts to colocate with web/service carts
 - blocking plugin (except sparse) carts from responding to scaling min/max changes
Bug 1088230 - Fix php-pecl-memcache extension

https://bugzilla.redhat.com/show_bug.cgi?id=1088230
rename locked-memcache.ini to locked-memcached.ini for consistency
Allow setting parent op for member changes
Fix access_controlled_test to save explicit_role in app before testing propagation
Bug 1083544: Make member change ops re-entrant
Adding a config flag in the broker to selectively manage HA DNS entries
Bug 1065047 - changed exception raised to NodeUnavailableException to indicate retry advisable (503)
Bug 1086566 - Fix move gear: run_in_app_lock() will reload the app object and any references to its fields (in this case 'gear') need to be recomputed
Merge pull request #5286 from bparees/bug_1088230

Merged by openshift-bot
Bug 1086920: Check ssl certificate capability on domain, not on user
Merge pull request #5278 from lnader/master

Merged by openshift-bot
Merge pull request #5253 from abhgupta/abhgupta-dev

Merged by openshift-bot
Merge pull request #5287 from abhgupta/abhgupta-scheduler

Merged by openshift-bot
Merge pull request #5289 from pravisankar/dev/ravi/bug1086566

Merged by openshift-bot
Bug 1088620 - Check for empty OPENSHIFT_PRIMARY_CARTRIDGE_DIR values