add git commit date / sha1 to sphinx html docs
add git commit date / sha1 to sphinx html docs

Change-Id: I5c525e372986e394c64e89e13ab7fe322f5251ba

saydulk/horizon,kaiweifan/horizon,ikargis/horizon_fod,maestro-hybrid-cloud/horizon,tanglei528/horizon,idjaw/horizon,xme1226/horizon,VaneCloud/horizon,aaronorosen/horizon-congress,wolverineav/horizon,dan1/horizon-proto,redhat-openstack/horizon,redhat-openstack/horizon,ChameleonCloud/horizon,kfox1111/horizon,blueboxgroup/horizon,FNST-OpenStack/horizon,openstack/horizon,netscaler/horizon,wangxiangyu/horizon,CiscoSystems/horizon,orbitfp7/horizon,r-icarus/openstack_microserver,LabAdvComp/tukey_portal,liyitest/rr,xme1226/horizon,occ-data/tukey-portal,gochist/horizon,luhanhan/horizon,takeshineshiro/horizon,endorphinl/horizon-fork,savi-dev/horizon,j4/horizon,BiznetGIO/horizon,idjaw/horizon,ikargis/horizon_fod,rdo-management/tuskar-ui,django-leonardo/horizon,vbannai/disk-qos-horizon,redhat-cip/horizon,Metaswitch/horizon,Tesora/tesora-horizon,bigswitch/horizon,rdo-management/tuskar-ui,doug-fish/horizon,LabAdvComp/tukey_portal,eayunstack/horizon,mdavid/horizon,tanglei528/horizon,mdavid/horizon,icloudrnd/automation_tools,coreycb/horizon,vladryk/horizon,mrunge/openstack_horizon,RudoCris/horizon,Mirantis/mos-horizon,davidcusatis/horizon,izadorozhna/dashboard_integration_tests,mandeepdhami/horizon,NCI-Cloud/horizon,mrunge/horizon_lib,watonyweng/horizon,mandeepdhami/horizon,CiscoSystems/avos,bac/horizon,redhat-cip/horizon,zouyapeng/horizon,noironetworks/horizon,tqtran7/horizon,CiscoSystems/avos,tqtran7/horizon,spring-week-topos/horizon-week,doug-fish/horizon,ging/horizon,redhat-openstack/horizon,noironetworks/horizon,occ-data/tukey-portal,NCI-Cloud/horizon,sandvine/horizon,savi-dev/horizon,yanheven/console,anthonydillon/horizon,agileblaze/OpenStackTwoFactorAuthentication,pranavtendolkr/horizon,redhat-cip/horizon,agileblaze/OpenStackTwoFactorAuthentication,Metaswitch/horizon,philoniare/horizon,endorphinl/horizon-fork,gerrive/horizon,opencloudconsortium/tukey-portal,kaiweifan/horizon,VaneCloud/horizon,Dark-Hacker/horizon,blueboxgroup/horizon,doug-fish/horizon,icloudrnd/automation_tools,anthonydillon/horizon,Solinea/horizon,promptworks/horizon,mdavid/horizon,ging/horizon,vladryk/horizon,spring-week-topos/horizon-week,NeCTAR-RC/horizon,promptworks/horizon,philoniare/horizon,flochaz/horizon,tellesnobrega/horizon,dan1/horizon-x509,kfox1111/horizon,django-leonardo/horizon,CiscoSystems/avos,yeming233/horizon,1ukash/horizon,NCI-Cloud/horizon,dan1/horizon-x509,99cloud/keystone_register,luhanhan/horizon,Hodorable/0602,tuskar/tuskar-ui,Solinea/horizon,Daniex/horizon,dan1/horizon-proto,netscaler/horizon,tsufiev/horizon,zouyapeng/horizon,flochaz/horizon,Dark-Hacker/horizon,openstack/horizon,Tesora/tesora-horizon,liyitest/rr,mrunge/horizon,philoniare/horizon,maestro-hybrid-cloud/horizon,froyobin/horizon,1ukash/horizon,django-leonardo/horizon,j4/horizon,pranavtendolkr/horizon,Hodorable/0602,wangxiangyu/horizon,Dark-Hacker/horizon,Daniex/horizon,liyitest/rr,Solinea/horizon,tellesnobrega/horizon,froyobin/horizon,mdavid/horizon,Tesora/tesora-horizon,henaras/horizon,redhat-openstack/horizon,opencloudconsortium/tukey-portal,ChameleonCloud/horizon,yjxtogo/horizon,henaras/horizon,newrocknj/horizon,xinwu/horizon,developerworks/horizon,xme1226/horizon,maestro-hybrid-cloud/horizon,CiscoSystems/horizon,BiznetGIO/horizon,wolverineav/horizon,gochist/horizon,j4/horizon,vladryk/horizon,Daniex/horizon,damien-dg/horizon,tanglei528/horizon,davidcusatis/horizon,gerrive/horizon,coreycb/horizon,savi-dev/horizon,icloudrnd/automation_tools,netscaler/horizon,karthik-suresh/horizon,karthik-suresh/horizon,henaras/horizon,kaiweifan/horizon,vladryk/horizon,xinwu/horizon,endorphinl/horizon,bigswitch/horizon,tuskar/tuskar-ui,takeshineshiro/horizon,orbitfp7/horizon,mrunge/horizon_lib,tqtran7/horizon,karthik-suresh/horizon,zouyapeng/horizon,rdo-management/tuskar-ui,ChameleonCloud/horizon,openstack-ja/horizon,luhanhan/horizon,newrocknj/horizon,FNST-OpenStack/horizon,tsufiev/horizon,r-icarus/openstack_microserver,VaneCloud/horizon,ging/horizon,nvoron23/avos,Frostman/eho-horizon,maestro-hybrid-cloud/horizon,RudoCris/horizon,tellesnobrega/horizon,r-icarus/openstack_microserver,openstack/horizon,nvoron23/avos,agileblaze/OpenStackTwoFactorAuthentication,damien-dg/horizon,luhanhan/horizon,Hodorable/0602,yanheven/console,ikargis/horizon_fod,liyitest/rr,saydulk/horizon,mrunge/horizon,Metaswitch/horizon,davidcusatis/horizon,dan1/horizon-proto,tellesnobrega/horizon,tuskar/tuskar-ui,sandvine/horizon,coreycb/horizon,Tesora/tesora-horizon,anthonydillon/horizon,asomya/test,saydulk/horizon,orbitfp7/horizon,zouyapeng/horizon,wangxiangyu/horizon,karthik-suresh/horizon,FNST-OpenStack/horizon,promptworks/horizon,gerrive/horizon,FNST-OpenStack/horizon,yjxtogo/horizon,Solinea/horizon,yeming233/horizon,Metaswitch/horizon,endorphinl/horizon,developerworks/horizon,mrunge/horizon_lib,Mirantis/mos-horizon,JioCloud/horizon,CiscoSystems/avos,NeCTAR-RC/horizon,JioCloud/horizon,icloudrnd/automation_tools,LabAdvComp/tukey_portal,bac/horizon,noironetworks/horizon,Daniex/horizon,JioCloud/horizon,pranavtendolkr/horizon,rickerc/horizon_audit,izadorozhna/dashboard_integration_tests,Frostman/eho-horizon,bigswitch/horizon,99cloud/keystone_register,newrocknj/horizon,kfox1111/horizon,opencloudconsortium/tukey-portal,newrocknj/horizon,noironetworks/horizon,openstack-ja/horizon,endorphinl/horizon,yjxtogo/horizon,developerworks/horizon,endorphinl/horizon-fork,rdo-management/tuskar-ui,xinwu/horizon,watonyweng/horizon,philoniare/horizon,spring-week-topos/horizon-week,aaronorosen/horizon-congress,saydulk/horizon,eayunstack/horizon,wolverineav/horizon,mrunge/openstack_horizon,occ-data/tukey-portal,agileblaze/OpenStackTwoFactorAuthentication,rickerc/horizon_audit,dan1/horizon-proto,NeCTAR-RC/horizon,flochaz/horizon,citrix-openstack-build/horizon,CiscoSystems/horizon,froyobin/horizon,orbitfp7/horizon,bac/horizon,django-leonardo/horizon,asomya/test,dan1/horizon-x509,rickerc/horizon_audit,yjxtogo/horizon,CiscoSystems/horizon,mandeepdhami/horizon,RudoCris/horizon,NCI-Cloud/horizon,j4/horizon,xinwu/horizon,BiznetGIO/horizon,redhat-cip/horizon,pranavtendolkr/horizon,idjaw/horizon,bac/horizon,tqtran7/horizon,nvoron23/avos,Hodorable/0602,damien-dg/horizon,Mirantis/mos-horizon,yeming233/horizon,Mirantis/mos-horizon,wangxiangyu/horizon,citrix-openstack-build/horizon,BiznetGIO/horizon,flochaz/horizon,Frostman/eho-horizon,ChameleonCloud/horizon,gerrive/horizon,mandeepdhami/horizon,eayunstack/horizon,ging/horizon,aaronorosen/horizon-congress,gochist/horizon,promptworks/horizon,blueboxgroup/horizon,openstack/horizon,tsufiev/horizon,damien-dg/horizon,endorphinl/horizon,takeshineshiro/horizon,doug-fish/horizon,yanheven/console,citrix-openstack-build/horizon,tsufiev/horizon,anthonydillon/horizon,idjaw/horizon,asomya/test,endorphinl/horizon-fork,mrunge/openstack_horizon,sandvine/horizon,coreycb/horizon,vbannai/disk-qos-horizon,vbannai/disk-qos-horizon,nvoron23/avos,1ukash/horizon,watonyweng/horizon,bigswitch/horizon,sandvine/horizon,NeCTAR-RC/horizon,henaras/horizon,davidcusatis/horizon,RudoCris/horizon,yeming233/horizon,kfox1111/horizon,watonyweng/horizon,99cloud/keystone_register,dan1/horizon-x509,VaneCloud/horizon,wolverineav/horizon,blueboxgroup/horizon,takeshineshiro/horizon,LabAdvComp/tukey_portal,openstack-ja/horizon,Dark-Hacker/horizon,mrunge/horizon