Synch with conf files from origin-server/master

Pull in changes to configuration files in origin-server/master and fix some small errors.

templates/broker/broker.conf.erb: Add settings VALID_SSH_KEY_TYPES, DEFAULT_MAX_DOMAINS, DEFAULT_ALLOW_HA (set to true because the Puppet template already has ALLOW_HA_APPLICATIONS set to true), MONGO_WRITE_REPLICAS, CART_DOWNLOAD_CONN_TIMEOUT, HTTP_PROXY, MAX_MEMBERS_PER_RESOURCE, HA_DNS_PREFIX, HA_DNS_SUFFIX, ALLOW_OBSOLETE_CARTRIDGES, ALLOW_ALIAS_IN_DOMAIN, and SYSLOG_ENABLED; deleted MONGO_REPLICA_SETS setting; and update comment for MONGO_HOST_PORT to indicate it is delimited by commas, not by spaces.

templates/broker/msg-broker-mcollective.conf.erb: Add comments, update MCOLLECTIVE_TIMEOUT setting, use proper Booleans (true and false) instead of integers, add MCOLLECTIVE_FACT_TIMEOUT, change NODE_PROFILE_ENABLED to true, and add ZONES_REQUIRE_FOR_APP_CREATE and ZONES_MIN_PER_GEAR_GROUP.

templates/broker/plugins/auth/mongo/mongo.conf.plugin.erb: Add comments and delete MONGO_COLLECTION.

templates/broker/plugins/dns/avahi/cname-manager.conf.erb: Use ::openshift_origin::domain for KEY_NAME and ::openshift_origin::bind_key for KEY_VALUE.

templates/broker/plugins/dns/nsupdate/nsupdate-kerb.conf.erb: Add comments.

templates/broker/plugins/dns/nsupdate/nsupdate.conf.erb: Add comments and add BIND_KEYALGORITHM.

templates/console/console.conf.erb: Synch comments; delete DOMAIN_SUFFIX; and add DEFAULT_URL_OPTIONS_HOST, DEFAULT_URL_OPTIONS_PORT, ASSET_HOST, and SYSLOG_ENABLED.

templates/console/plugins/auth/kerberos/openshift-origin-auth-remote-user-kerberos.conf.erb: Add KrbLocalUserMapping.

templates/node/node.conf.erb: Synch comments; delete INSTANCE_ID; change GEAR_MAX_UID setting to 6999; change GEAR_SUPL_GRPS to GEAR_SUPPLEMENTARY_GROUPS; and add LIBVIRT_PRIVATE_IP_RANGE, LIBVIRT_PRIVATE_IP_ROUTE, LIBVIRT_PRIVATE_IP_GW, QUOTA_WARNING_PERCENT, REPORT_BUILD_ANALYTICS, and MOTD_FILE settings.

templates/plugins/frontend/apache_mod_rewrite/node_routes.txt.erb: add EOL to the last line.