Cleanup
Add platform attribute to cartridge serialization and fixed tests
Rsyslog 7 plugin for OpenShift

This plugin annotates Syslog messages originating from gears with
metadata about the gear, such as OPENSHIFT_APP_NAME.
Merge pull request #5222 from abhgupta/abhgupta-scheduler

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Merge pull request #5223 from danmcp/master

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Add domain to analytics tracking
Setting domain op state to completed after updating capabilities
Merge pull request #5224 from ncdc/add-rsyslog-plugin

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Merge pull request #5225 from danmcp/master

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cleanup whitespace
Merge pull request #5226 from abhgupta/abhgupta-scheduler

Merged by openshift-bot
Merge pull request #5228 from danmcp/master

Merged by openshift-bot