Update replication plugin
Update replication plugin

* Fix replication at start-up
* Support replication of HEAD updates
* Splitting replication queue from config.
* Extra info log on replication 'git push' to remote

Change-Id: I57e41ef1b8b0c63e60ee202172c944a0d3f6a409
Signed-off-by: Edwin Kempin <b444e279ad95fdef4fbdd82c813b624595df204a@sap.com>

joshuawilson/merrit,Seinlin/gerrit,Overruler/gerrit,thesamet/gerrit,Distrotech/gerrit,WANdisco/gerrit,gerrit-review/gerrit,anminhsu/gerrit,dwhipstock/gerrit,jackminicloud/test,Distrotech/gerrit,Seinlin/gerrit,pkdevbox/gerrit,hdost/gerrit,midnightradio/gerrit,netroby/gerrit,qtproject/qtqa-gerrit,dwhipstock/gerrit,supriyantomaftuh/gerrit,anminhsu/gerrit,hdost/gerrit,Saulis/gerrit,midnightradio/gerrit,qtproject/qtqa-gerrit,WANdisco/gerrit,bpollack/gerrit,MerritCR/merrit,MerritCR/merrit,thinkernel/gerrit,TonyChai24/test,jackminicloud/test,netroby/gerrit,thinkernel/gerrit,Distrotech/gerrit,dwhipstock/gerrit,TonyChai24/test,midnightradio/gerrit,GerritCodeReview/gerrit,Saulis/gerrit,Seinlin/gerrit,TonyChai24/test,gcoders/gerrit,hdost/gerrit,pkdevbox/gerrit,bootstraponline-archive/gerrit-mirror,renchaorevee/gerrit,jackminicloud/test,thinkernel/gerrit,bpollack/gerrit,Team-OctOS/host_gerrit,WANdisco/gerrit,midnightradio/gerrit,thinkernel/gerrit,supriyantomaftuh/gerrit,gcoders/gerrit,hdost/gerrit,GerritCodeReview/gerrit,gcoders/gerrit,WANdisco/gerrit,Saulis/gerrit,Distrotech/gerrit,netroby/gerrit,joshuawilson/merrit,TonyChai24/test,netroby/gerrit,gcoders/gerrit,gerrit-review/gerrit,bpollack/gerrit,bootstraponline-archive/gerrit-mirror,dwhipstock/gerrit,dwhipstock/gerrit,Overruler/gerrit,bpollack/gerrit,qtproject/qtqa-gerrit,anminhsu/gerrit,qtproject/qtqa-gerrit,Seinlin/gerrit,thesamet/gerrit,renchaorevee/gerrit,renchaorevee/gerrit,thinkernel/gerrit,anminhsu/gerrit,thesamet/gerrit,thesamet/gerrit,jackminicloud/test,bpollack/gerrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,gcoders/gerrit,Overruler/gerrit,bootstraponline-archive/gerrit-mirror,Seinlin/gerrit,netroby/gerrit,supriyantomaftuh/gerrit,supriyantomaftuh/gerrit,hdost/gerrit,quyixia/gerrit,Team-OctOS/host_gerrit,joshuawilson/merrit,joshuawilson/merrit,jackminicloud/test,Seinlin/gerrit,Distrotech/gerrit,Distrotech/gerrit,supriyantomaftuh/gerrit,gerrit-review/gerrit,Overruler/gerrit,MerritCR/merrit,gcoders/gerrit,MerritCR/merrit,qtproject/qtqa-gerrit,dwhipstock/gerrit,gcoders/gerrit,Overruler/gerrit,pkdevbox/gerrit,pkdevbox/gerrit,thesamet/gerrit,Overruler/gerrit,joshuawilson/merrit,bpollack/gerrit,anminhsu/gerrit,quyixia/gerrit,bootstraponline-archive/gerrit-mirror,midnightradio/gerrit,joshuawilson/merrit,thesamet/gerrit,MerritCR/merrit,thinkernel/gerrit,gerrit-review/gerrit,gerrit-review/gerrit,Team-OctOS/host_gerrit,dwhipstock/gerrit,Saulis/gerrit,quyixia/gerrit,bootstraponline-archive/gerrit-mirror,Team-OctOS/host_gerrit,Team-OctOS/host_gerrit,Distrotech/gerrit,GerritCodeReview/gerrit,MerritCR/merrit,renchaorevee/gerrit,renchaorevee/gerrit,pkdevbox/gerrit,gerrit-review/gerrit,GerritCodeReview/gerrit,thinkernel/gerrit,anminhsu/gerrit,quyixia/gerrit,bootstraponline-archive/gerrit-mirror,Team-OctOS/host_gerrit,qtproject/qtqa-gerrit,gerrit-review/gerrit,quyixia/gerrit,netroby/gerrit,hdost/gerrit,Team-OctOS/host_gerrit,thesamet/gerrit,TonyChai24/test,TonyChai24/test,supriyantomaftuh/gerrit,qtproject/qtqa-gerrit,WANdisco/gerrit,jackminicloud/test,quyixia/gerrit,renchaorevee/gerrit,midnightradio/gerrit,Saulis/gerrit,Saulis/gerrit,joshuawilson/merrit,Seinlin/gerrit,joshuawilson/merrit,GerritCodeReview/gerrit,GerritCodeReview/gerrit,WANdisco/gerrit,netroby/gerrit,pkdevbox/gerrit,hdost/gerrit,MerritCR/merrit,MerritCR/merrit,supriyantomaftuh/gerrit,renchaorevee/gerrit,pkdevbox/gerrit,anminhsu/gerrit,TonyChai24/test,jackminicloud/test,quyixia/gerrit,WANdisco/gerrit