Reuse kolla working dir from host in operator

Partially-Implements: blueprint vagrant-improvements
Change-Id: I5eca45b497ed1aea3a3706d67c9938390be51f1d

vagrant/Vagrantfile

@@ -76,6 +76,7 @@ Vagrant.configure(2) do |config|
   config.vm.define "operator" do |admin|
     admin.vm.hostname = "operator.local"
     admin.vm.provision :shell, path: "bootstrap.sh", args: "operator #{MULTINODE ? 'multinode' : 'aio'}"
+    admin.vm.synced_folder "..", "/home/vagrant/kolla", create:"True", type: 'nfs'
     admin.vm.synced_folder "storage/operator/", "/data/host", create:"True", type: 'nfs'
     admin.vm.synced_folder "storage/shared/", "/data/shared", create:"True", type: 'nfs'
     admin.vm.synced_folder ".", "/home/vagrant/sync", disabled: true

vagrant/bootstrap.sh

@@ -66,10 +66,7 @@ function configure_operator {
     yum install -y git mariadb && yum clean all
     pip install --upgrade ansible python-openstackclient
 
-    if [ ! -d ~vagrant/kolla ]; then
-        su - vagrant sh -c "https_proxy=$https_proxy git clone https://github.com/openstack/kolla.git ~/kolla"
-        pip install ~vagrant/kolla
-    fi
+    pip install ~vagrant/kolla
 
     # Note: this trickery requires a patched docker binary.
     if [ "$http_proxy" = "" ]; then