Add some more sections to the Gerrit 2.5 release notes
Add some more sections to the Gerrit 2.5 release notes

Add section about schema upgrade and describe features related to web UI,
search, access rights and SSH interface in own sections.

Change-Id: I15c844aed8e2e41dd2e4c6d258f78bdada7b8285
Signed-off-by: Edwin Kempin <b444e279ad95fdef4fbdd82c813b624595df204a@sap.com>

renchaorevee/gerrit,thinkernel/gerrit,hdost/gerrit,joshuawilson/merrit,basilgor/gerrit,anminhsu/gerrit,dwhipstock/gerrit,dwhipstock/gerrit,zommarin/gerrit,Distrotech/gerrit,bootstraponline-archive/gerrit-mirror,hdost/gerrit,Distrotech/gerrit,gcoders/gerrit,joshuawilson/merrit,qtproject/qtqa-gerrit,ckamm/gerrit,Seinlin/gerrit,Saulis/gerrit,GerritCodeReview/gerrit,anminhsu/gerrit,supriyantomaftuh/gerrit,gerrit-review/gerrit,teamblueridge/gerrit,gcoders/gerrit,Saulis/gerrit,basilgor/gerrit,Seinlin/gerrit,gerrit-review/gerrit,thesamet/gerrit,bootstraponline-archive/gerrit-mirror,gerrit-review/gerrit,MerritCR/merrit,qtproject/qtqa-gerrit,Distrotech/gerrit,Distrotech/gerrit,Team-OctOS/host_gerrit,TonyChai24/test,thinkernel/gerrit,renchaorevee/gerrit,Seinlin/gerrit,bootstraponline-archive/gerrit-mirror,dwhipstock/gerrit,Overruler/gerrit,gcoders/gerrit,Saulis/gerrit,joshuawilson/merrit,GerritCodeReview/gerrit,bpollack/gerrit,renchaorevee/gerrit,m1kah/gerrit-contributions,netroby/gerrit,bootstraponline-archive/gerrit-mirror,renchaorevee/gerrit,renchaorevee/gerrit,basilgor/gerrit,joshuawilson/merrit,thinkernel/gerrit,netroby/gerrit,joshuawilson/merrit,pkdevbox/gerrit,hdost/gerrit,jackminicloud/test,pkdevbox/gerrit,netroby/gerrit,zommarin/gerrit,anminhsu/gerrit,netroby/gerrit,jackminicloud/test,quyixia/gerrit,Saulis/gerrit,bpollack/gerrit,joshuawilson/merrit,teamblueridge/gerrit,netroby/gerrit,TonyChai24/test,supriyantomaftuh/gerrit,supriyantomaftuh/gerrit,hdost/gerrit,ckamm/gerrit,WANdisco/gerrit,basilgor/gerrit,GerritCodeReview/gerrit,anminhsu/gerrit,renchaorevee/gerrit,thesamet/gerrit,qtproject/qtqa-gerrit,hdost/gerrit,gerrit-review/gerrit,Overruler/gerrit,thesamet/gerrit,Overruler/gerrit,gcoders/gerrit,GerritCodeReview/gerrit,pkdevbox/gerrit,Seinlin/gerrit,GerritCodeReview/gerrit,thinkernel/gerrit,gracefullife/gerrit,GerritCodeReview/gerrit,basilgor/gerrit,Overruler/gerrit,bpollack/gerrit,midnightradio/gerrit,qtproject/qtqa-gerrit,gerrit-review/gerrit,supriyantomaftuh/gerrit,ckamm/gerrit,bpollack/gerrit,Distrotech/gerrit,GerritCodeReview/gerrit,ckamm/gerrit,midnightradio/gerrit,TonyChai24/test,jackminicloud/test,thinkernel/gerrit,quyixia/gerrit,dwhipstock/gerrit,dwhipstock/gerrit,qtproject/qtqa-gerrit,joshuawilson/merrit,gracefullife/gerrit,MerritCR/merrit,gcoders/gerrit,thesamet/gerrit,bootstraponline-archive/gerrit-mirror,midnightradio/gerrit,supriyantomaftuh/gerrit,joshuawilson/merrit,TonyChai24/test,WANdisco/gerrit,Team-OctOS/host_gerrit,Team-OctOS/host_gerrit,thesamet/gerrit,jackminicloud/test,midnightradio/gerrit,Saulis/gerrit,Team-OctOS/host_gerrit,MerritCR/merrit,gerrit-review/gerrit,jackminicloud/test,jackminicloud/test,supriyantomaftuh/gerrit,bootstraponline-archive/gerrit-mirror,quyixia/gerrit,thesamet/gerrit,ckamm/gerrit,hdost/gerrit,teamblueridge/gerrit,WANdisco/gerrit,pkdevbox/gerrit,dwhipstock/gerrit,Team-OctOS/host_gerrit,Distrotech/gerrit,WANdisco/gerrit,quyixia/gerrit,Seinlin/gerrit,midnightradio/gerrit,gcoders/gerrit,bpollack/gerrit,TonyChai24/test,Saulis/gerrit,gracefullife/gerrit,qtproject/qtqa-gerrit,pkdevbox/gerrit,WANdisco/gerrit,m1kah/gerrit-contributions,Distrotech/gerrit,Overruler/gerrit,netroby/gerrit,supriyantomaftuh/gerrit,quyixia/gerrit,anminhsu/gerrit,gracefullife/gerrit,Seinlin/gerrit,anminhsu/gerrit,MerritCR/merrit,WANdisco/gerrit,m1kah/gerrit-contributions,pkdevbox/gerrit,thinkernel/gerrit,thesamet/gerrit,gcoders/gerrit,renchaorevee/gerrit,hdost/gerrit,GerritCodeReview/gerrit,gerrit-review/gerrit,midnightradio/gerrit,dwhipstock/gerrit,pkdevbox/gerrit,netroby/gerrit,MerritCR/merrit,quyixia/gerrit,zommarin/gerrit,gracefullife/gerrit,WANdisco/gerrit,thinkernel/gerrit,quyixia/gerrit,TonyChai24/test,jackminicloud/test,Overruler/gerrit,anminhsu/gerrit,MerritCR/merrit,teamblueridge/gerrit,teamblueridge/gerrit,Team-OctOS/host_gerrit,qtproject/qtqa-gerrit,zommarin/gerrit,MerritCR/merrit,MerritCR/merrit,Seinlin/gerrit,zommarin/gerrit,bpollack/gerrit,TonyChai24/test,Team-OctOS/host_gerrit,m1kah/gerrit-contributions