Fix xmpp compilation of unit-tests for ubuntu14.
Fix xmpp compilation of unit-tests for ubuntu14.

Need to add -lcrypto. Verified on ubuntu12 as well.

Change-Id: I259aed22c1aa4b9d2be04927033767949f8b33b4
Partial-Bug: #1464121

sajuptpm/contrail-controller,vmahuli/contrail-controller,facetothefate/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,nischalsheth/contrail-controller,numansiddique/contrail-controller,rombie/contrail-controller,tcpcloud/contrail-controller,numansiddique/contrail-controller,rombie/contrail-controller,reiaaoyama/contrail-controller,hthompson6/contrail-controller,sajuptpm/contrail-controller,tcpcloud/contrail-controller,nischalsheth/contrail-controller,tcpcloud/contrail-controller,numansiddique/contrail-controller,nischalsheth/contrail-controller,vmahuli/contrail-controller,codilime/contrail-controller,reiaaoyama/contrail-controller,DreamLab/contrail-controller,eonpatapon/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,nischalsheth/contrail-controller,reiaaoyama/contrail-controller,reiaaoyama/contrail-controller,rombie/contrail-controller,facetothefate/contrail-controller,hthompson6/contrail-controller,sajuptpm/contrail-controller,rombie/contrail-controller,hthompson6/contrail-controller,codilime/contrail-controller,nischalsheth/contrail-controller,rombie/contrail-controller,vpramo/contrail-controller,numansiddique/contrail-controller,vmahuli/contrail-controller,eonpatapon/contrail-controller,vmahuli/contrail-controller,codilime/contrail-controller,hthompson6/contrail-controller,tcpcloud/contrail-controller,facetothefate/contrail-controller,facetothefate/contrail-controller,eonpatapon/contrail-controller,DreamLab/contrail-controller,codilime/contrail-controller,codilime/contrail-controller,eonpatapon/contrail-controller,vpramo/contrail-controller,eonpatapon/contrail-controller,vpramo/contrail-controller,DreamLab/contrail-controller,facetothefate/contrail-controller,nischalsheth/contrail-controller,reiaaoyama/contrail-controller,rombie/contrail-controller,sajuptpm/contrail-controller,numansiddique/contrail-controller,nischalsheth/contrail-controller,codilime/contrail-controller,DreamLab/contrail-controller,sajuptpm/contrail-controller,sajuptpm/contrail-controller,vpramo/contrail-controller,hthompson6/contrail-controller,vpramo/contrail-controller,rombie/contrail-controller,DreamLab/contrail-controller,vmahuli/contrail-controller,eonpatapon/contrail-controller