configure: Add GnuTLS to configure overview
configure: Add GnuTLS to configure overview

Signed-off-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>
Signed-off-by: Serge Hallyn <3df611b026e4639bee8aef7a4beb2e39fcebb313@ubuntu.com>

Distrotech/lxc,tych0/lxc,szaszg/lxc,DarknessBeforeDawn/lxc,Pelagicore/lxc,ioops/lxc,ksperis/lxc,christiaan/lxc,ecarrara/lxc,major/lxc,hkjolhede/lxc,weizhenwei/lxc,ojkastl/lxc_Patches,DarknessBeforeDawn/lxc,cjwatson/lxc,efiop/lxc,hallyn/lxc,rowhit/lxc,sapun/lxc,ojkastl/lxc_Patches,federicobriata/lxc,lisongmin/lxc,JohnPeacockMessageSystems/lxc,sapun/lxc,armcc/lxc,akshaykarle/lxc,lisongmin/lxc,rowhit/lxc,weizhenwei/lxc,bostjan/lxc,ecarrara/lxc,JohnPeacockMessageSystems/lxc,hkjolhede/lxc,sapun/lxc,szaszg/lxc,terceiro/lxc,raspberrypython/lxc,bostjan/lxc,ysbnim/lxc,bmoar/lxc,yubo/lxc,hallyn/lxc,hfuCN/lxc,aeris/lxc,bmoar/lxc,yubo/lxc,LynxChaus/lxc,rldleblanc/lxc,thmo/lxc,GreatFruitOmsk/lxc,fwilson42/lxc,regit/lxc,ysbnim/lxc,lazy404/lxc,caglar10ur/lxc,raspberrypython/lxc,akshaykarle/lxc,raspberrypython/lxc,ksperis/lxc,GreatFruitOmsk/lxc,jirislaby/lxc,virajs/lxc,codebauss/lxc,ysbnim/lxc,ss1h2a3tw/lxc,ioops/lxc,lisongmin/lxc,hallyn/lxc,regit/lxc,Ponce/lxc,fwilson42/lxc,GreatFruitOmsk/lxc,ioops/lxc,christiaan/lxc,QingweiPeterLan/cs188-lxc,aeris/lxc,Ponce/lxc,armcc/lxc,rldleblanc/lxc,thmo/lxc,christiaan/lxc,caglar10ur/lxc,caglar10ur/lxc,ecarrara/lxc,rowhit/lxc,regit/lxc,major/lxc,ojkastl/lxc_Patches,lazy404/lxc,efiop/lxc,yubo/lxc,tych0/lxc,ojkastl/lxc_Patches,virajs/lxc,QingweiPeterLan/cs188-lxc,thmo/lxc,virajs/lxc,ss1h2a3tw/lxc,akshaykarle/lxc,JohnPeacockMessageSystems/lxc,LynxChaus/lxc,LynxChaus/lxc,cjwatson/lxc,Pelagicore/lxc,efiop/lxc,jirislaby/lxc,terceiro/lxc,fwilson42/lxc,DarknessBeforeDawn/lxc,ksperis/lxc,major/lxc,codebauss/lxc,bmoar/lxc,Ponce/lxc,hfuCN/lxc,lazy404/lxc,szaszg/lxc,Pelagicore/lxc,rldleblanc/lxc,jirislaby/lxc,aeris/lxc,federicobriata/lxc,ss1h2a3tw/lxc,Distrotech/lxc,cjwatson/lxc,terceiro/lxc,QingweiPeterLan/cs188-lxc,bostjan/lxc,hkjolhede/lxc,weizhenwei/lxc,codebauss/lxc,federicobriata/lxc,Distrotech/lxc,hfuCN/lxc,tych0/lxc,armcc/lxc