add postgres/install role
add memcache package
deploy vx-web
stop postgresql on travis
using ssh to tests
using deploy script
using deploy script in worker
setup apt sources
add GIT_SSL_NO_VERIFY=true
apt update after change sources.list
change testing inventory
fixed rabbitmq installation
fixed apt-get update
add vaxor/env role
add upstart jobs to web
add nginx and rename role defaults
rename scripts to travis
move vexor:env module
add nodejs role
add vexor/mq-env role