Fix arch build. (#390)
Fix arch build. (#390)

python2-virtualenvwrapper -> python-virtualenvwrapper
It is in Community repo:
https://www.archlinux.org/packages/?q=python-virtualenvwrapper
aatchison/mycroft-core,linuxipho/mycroft-core,Dark5ide/mycroft-core,forslund/mycroft-core,MycroftAI/mycroft-core,linuxipho/mycroft-core,forslund/mycroft-core,Dark5ide/mycroft-core,aatchison/mycroft-core,MycroftAI/mycroft-core