Install docker from dotCloud's new repository

Makefile

@@ -34,7 +34,8 @@ docker: aufs
 	egrep -i "^docker" /etc/group || groupadd docker
 	usermod -aG docker git
 	usermod -aG docker dokku
-	apt-add-repository -y ppa:dotcloud/lxc-docker
+	curl https://get.docker.io/gpg | apt-key add -
+	echo deb https://get.docker.io/ubuntu docker main > /etc/apt/sources.list.d/docker.list
 	apt-get update
 	apt-get install -y lxc-docker 
 	sleep 2 # give docker a moment i guess

bootstrap.sh

@@ -3,7 +3,7 @@ export DEBIAN_FRONTEND=noninteractive
 export DOKKU_REPO=${DOKKU_REPO:-"https://github.com/progrium/dokku.git"}
 
 apt-get update
-apt-get install -y git make curl software-properties-common
+apt-get install -y git make curl
 
 cd ~ && test -d dokku || git clone $DOKKU_REPO
 cd dokku && test $DOKKU_BRANCH && git checkout origin/$DOKKU_BRANCH || true