Fix VPNaaS success messages translation
Fix VPNaaS success messages translation

Success messages for VPNaaS "Delete" options are translatable now.
Also this patch set adds descriptions to error messages.

Fixes bug 1252239

Change-Id: I6e15f7c594ff20dcfe7587a19540d11aaeb97e3b

openstack/horizon,sandvine/horizon,davidcusatis/horizon,vladryk/horizon,vladryk/horizon,mrunge/openstack_horizon,tsufiev/horizon,bigswitch/horizon,davidcusatis/horizon,noironetworks/horizon,ChameleonCloud/horizon,wangxiangyu/horizon,blueboxgroup/horizon,tsufiev/horizon,Tesora/tesora-horizon,tellesnobrega/horizon,liyitest/rr,izadorozhna/dashboard_integration_tests,izadorozhna/dashboard_integration_tests,CiscoSystems/horizon,ChameleonCloud/horizon,doug-fish/horizon,Dark-Hacker/horizon,tsufiev/horizon,bac/horizon,xinwu/horizon,xme1226/horizon,damien-dg/horizon,blueboxgroup/horizon,mandeepdhami/horizon,redhat-cip/horizon,bigswitch/horizon,yjxtogo/horizon,redhat-cip/horizon,pranavtendolkr/horizon,luhanhan/horizon,doug-fish/horizon,NeCTAR-RC/horizon,watonyweng/horizon,BiznetGIO/horizon,vladryk/horizon,endorphinl/horizon-fork,ging/horizon,nvoron23/avos,Dark-Hacker/horizon,icloudrnd/automation_tools,maestro-hybrid-cloud/horizon,mrunge/openstack_horizon,tqtran7/horizon,endorphinl/horizon,zouyapeng/horizon,sandvine/horizon,philoniare/horizon,Solinea/horizon,tellesnobrega/horizon,zouyapeng/horizon,henaras/horizon,nvoron23/avos,davidcusatis/horizon,wolverineav/horizon,takeshineshiro/horizon,yeming233/horizon,watonyweng/horizon,takeshineshiro/horizon,aaronorosen/horizon-congress,Metaswitch/horizon,davidcusatis/horizon,NeCTAR-RC/horizon,froyobin/horizon,Metaswitch/horizon,noironetworks/horizon,Daniex/horizon,icloudrnd/automation_tools,damien-dg/horizon,JioCloud/horizon,flochaz/horizon,mrunge/openstack_horizon,spring-week-topos/horizon-week,mandeepdhami/horizon,newrocknj/horizon,pranavtendolkr/horizon,redhat-openstack/horizon,ging/horizon,dan1/horizon-x509,luhanhan/horizon,yeming233/horizon,takeshineshiro/horizon,NCI-Cloud/horizon,Solinea/horizon,henaras/horizon,flochaz/horizon,CiscoSystems/avos,Daniex/horizon,FNST-OpenStack/horizon,CiscoSystems/horizon,mdavid/horizon,VaneCloud/horizon,j4/horizon,BiznetGIO/horizon,promptworks/horizon,pranavtendolkr/horizon,ikargis/horizon_fod,coreycb/horizon,idjaw/horizon,kfox1111/horizon,zouyapeng/horizon,xinwu/horizon,CiscoSystems/avos,liyitest/rr,tqtran7/horizon,xinwu/horizon,dan1/horizon-x509,j4/horizon,redhat-openstack/horizon,agileblaze/OpenStackTwoFactorAuthentication,ikargis/horizon_fod,henaras/horizon,tsufiev/horizon,mdavid/horizon,promptworks/horizon,endorphinl/horizon-fork,anthonydillon/horizon,froyobin/horizon,idjaw/horizon,Daniex/horizon,openstack/horizon,ChameleonCloud/horizon,wolverineav/horizon,sandvine/horizon,luhanhan/horizon,NeCTAR-RC/horizon,mrunge/horizon_lib,ging/horizon,NCI-Cloud/horizon,kfox1111/horizon,CiscoSystems/horizon,wangxiangyu/horizon,tqtran7/horizon,endorphinl/horizon,bigswitch/horizon,dan1/horizon-proto,tanglei528/horizon,Tesora/tesora-horizon,ging/horizon,Hodorable/0602,orbitfp7/horizon,takeshineshiro/horizon,j4/horizon,tellesnobrega/horizon,doug-fish/horizon,saydulk/horizon,promptworks/horizon,Mirantis/mos-horizon,dan1/horizon-proto,mandeepdhami/horizon,anthonydillon/horizon,henaras/horizon,maestro-hybrid-cloud/horizon,mandeepdhami/horizon,CiscoSystems/avos,RudoCris/horizon,gochist/horizon,newrocknj/horizon,Tesora/tesora-horizon,ChameleonCloud/horizon,endorphinl/horizon,icloudrnd/automation_tools,noironetworks/horizon,VaneCloud/horizon,promptworks/horizon,Dark-Hacker/horizon,endorphinl/horizon,gerrive/horizon,agileblaze/OpenStackTwoFactorAuthentication,tqtran7/horizon,tanglei528/horizon,FNST-OpenStack/horizon,noironetworks/horizon,j4/horizon,blueboxgroup/horizon,Mirantis/mos-horizon,eayunstack/horizon,Tesora/tesora-horizon,RudoCris/horizon,redhat-cip/horizon,bac/horizon,karthik-suresh/horizon,yanheven/console,gerrive/horizon,kfox1111/horizon,yanheven/console,orbitfp7/horizon,gerrive/horizon,Solinea/horizon,gochist/horizon,Metaswitch/horizon,watonyweng/horizon,saydulk/horizon,mrunge/horizon_lib,xme1226/horizon,newrocknj/horizon,gerrive/horizon,doug-fish/horizon,liyitest/rr,mdavid/horizon,orbitfp7/horizon,wolverineav/horizon,coreycb/horizon,CiscoSystems/horizon,CiscoSystems/avos,django-leonardo/horizon,yjxtogo/horizon,kfox1111/horizon,damien-dg/horizon,VaneCloud/horizon,Solinea/horizon,openstack/horizon,bac/horizon,damien-dg/horizon,aaronorosen/horizon-congress,spring-week-topos/horizon-week,mrunge/horizon_lib,karthik-suresh/horizon,BiznetGIO/horizon,philoniare/horizon,endorphinl/horizon-fork,endorphinl/horizon-fork,zouyapeng/horizon,maestro-hybrid-cloud/horizon,redhat-openstack/horizon,vladryk/horizon,dan1/horizon-x509,Hodorable/0602,watonyweng/horizon,liyitest/rr,Hodorable/0602,dan1/horizon-proto,Dark-Hacker/horizon,openstack/horizon,tanglei528/horizon,aaronorosen/horizon-congress,JioCloud/horizon,dan1/horizon-proto,karthik-suresh/horizon,VaneCloud/horizon,saydulk/horizon,bigswitch/horizon,wangxiangyu/horizon,django-leonardo/horizon,philoniare/horizon,flochaz/horizon,spring-week-topos/horizon-week,eayunstack/horizon,django-leonardo/horizon,mrunge/horizon,xinwu/horizon,agileblaze/OpenStackTwoFactorAuthentication,Metaswitch/horizon,idjaw/horizon,Daniex/horizon,newrocknj/horizon,luhanhan/horizon,yjxtogo/horizon,anthonydillon/horizon,BiznetGIO/horizon,NCI-Cloud/horizon,orbitfp7/horizon,philoniare/horizon,Mirantis/mos-horizon,flochaz/horizon,saydulk/horizon,maestro-hybrid-cloud/horizon,idjaw/horizon,agileblaze/OpenStackTwoFactorAuthentication,sandvine/horizon,nvoron23/avos,yjxtogo/horizon,froyobin/horizon,yanheven/console,JioCloud/horizon,nvoron23/avos,eayunstack/horizon,mrunge/horizon,mrunge/horizon,mdavid/horizon,yeming233/horizon,icloudrnd/automation_tools,bac/horizon,wolverineav/horizon,tellesnobrega/horizon,FNST-OpenStack/horizon,dan1/horizon-x509,pranavtendolkr/horizon,coreycb/horizon,redhat-cip/horizon,django-leonardo/horizon,RudoCris/horizon,Hodorable/0602,redhat-openstack/horizon,FNST-OpenStack/horizon,NCI-Cloud/horizon,xme1226/horizon,blueboxgroup/horizon,yeming233/horizon,ikargis/horizon_fod,wangxiangyu/horizon,NeCTAR-RC/horizon,RudoCris/horizon,anthonydillon/horizon,gochist/horizon,coreycb/horizon,Mirantis/mos-horizon,karthik-suresh/horizon