Fix ugly error style on install
Fix ugly error style on install

By initializing the template engine first we can show the
'Can't write into config directory 'config'' error in a nice way instead
of plain unstyled HTML.

lrytz/core,jbicha/server,Ardinis/server,xx621998xx/server,jbicha/server,pmattern/server,cernbox/core,cernbox/core,pixelipo/server,lrytz/core,jbicha/server,bluelml/core,michaelletzgus/nextcloud-server,andreas-p/nextcloud-server,owncloud/core,whitekiba/server,xx621998xx/server,cernbox/core,andreas-p/nextcloud-server,IljaN/core,michaelletzgus/nextcloud-server,whitekiba/server,bluelml/core,pixelipo/server,pollopolea/core,whitekiba/server,IljaN/core,endsguy/server,endsguy/server,michaelletzgus/nextcloud-server,lrytz/core,endsguy/server,IljaN/core,endsguy/server,nextcloud/server,nextcloud/server,bluelml/core,bluelml/core,andreas-p/nextcloud-server,Ardinis/server,sharidas/core,Ardinis/server,nextcloud/server,cernbox/core,owncloud/core,pmattern/server,pixelipo/server,sharidas/core,sharidas/core,endsguy/server,whitekiba/server,pixelipo/server,lrytz/core,bluelml/core,michaelletzgus/nextcloud-server,nextcloud/server,andreas-p/nextcloud-server,andreas-p/nextcloud-server,pmattern/server,whitekiba/server,xx621998xx/server,Ardinis/server,lrytz/core,Ardinis/server,IljaN/core,owncloud/core,sharidas/core,jbicha/server,pmattern/server,pixelipo/server,pollopolea/core,IljaN/core,xx621998xx/server,owncloud/core,cernbox/core,pmattern/server,pollopolea/core,sharidas/core,phil-davis/core,pollopolea/core,pollopolea/core,xx621998xx/server,owncloud/core,jbicha/server