release Vagrantfiles: increase memory and install libtinfo-dev

Author: borsboom

etc/vagrant/centos-6-i386/Vagrantfile

@@ -4,7 +4,7 @@ Vagrant.configure(2) do |config|
   config.vm.box = "chef/centos-6.6-i386"
   config.vm.synced_folder "../../..", "/vagrant", type: "rsync", rsync__exclude: [".stack_work/", "_release/"]
   config.vm.provider "virtualbox" do |vb|
-    vb.memory = "1024"
+    vb.memory = "2048"
   end
   config.vm.provision "shell", run: "always", inline: <<-SHELL
     set -xe

etc/vagrant/centos-6-x86_64/Vagrantfile

@@ -4,7 +4,7 @@ Vagrant.configure(2) do |config|
   config.vm.box = "chef/centos-6.6"
   config.vm.synced_folder "../../..", "/vagrant", type: "rsync", rsync__exclude: [".stack_work/", "_release/"]
   config.vm.provider "virtualbox" do |vb|
-    vb.memory = "1024"
+    vb.memory = "2048"
   end
   config.vm.provision "shell", run: "always", inline: <<-SHELL
     set -xe

etc/vagrant/centos-7-x86_64/Vagrantfile

@@ -4,7 +4,7 @@ Vagrant.configure(2) do |config|
   config.vm.box = "chef/centos-7.0"
   config.vm.synced_folder "../../..", "/vagrant", type: "rsync", rsync__exclude: [".stack_work/", "_release/"]
   config.vm.provider "virtualbox" do |vb|
-    vb.memory = "1024"
+    vb.memory = "2048"
   end
   config.vm.provision "shell", run: "always", inline: <<-SHELL
     set -xe

etc/vagrant/debian-7-amd64/Vagrantfile

@@ -4,14 +4,14 @@ Vagrant.configure(2) do |config|
   config.vm.box = "chef/debian-7.8"
   config.vm.synced_folder "../../..", "/vagrant", type: "rsync", rsync__exclude: [".stack_work/", "_release/"]
   config.vm.provider "virtualbox" do |vb|
-    vb.memory = "1024"
+    vb.memory = "2048"
   end
   config.vm.provision "shell", run: "always", inline: <<-SHELL
     set -xe
     export PATH=/usr/local/bin:$PATH
     export DEBIAN_FRONTEND=noninteractive
     apt-get update
-    apt-get install -y net-tools wget zlib1g-dev ruby-dev libgmp-dev lsb-release ca-certificates
+    apt-get install -y net-tools wget zlib1g-dev ruby-dev libgmp-dev lsb-release ca-certificates libtinfo-dev
     if ! which stack; then
       wget -q -O- http://download.fpcomplete.com/ubuntu/fpco.key | apt-key add -
       echo "deb http://download.fpcomplete.com/debian/$(lsb_release -cs) stable main" >/etc/apt/sources.list.d/fpco.list

etc/vagrant/debian-7-i386/Vagrantfile

@@ -4,14 +4,14 @@ Vagrant.configure(2) do |config|
   config.vm.box = "puppetlabs/debian-7.8-32-nocm"
   config.vm.synced_folder "../../..", "/vagrant", type: "rsync", rsync__exclude: [".stack_work/", "_release/"]
   config.vm.provider "virtualbox" do |vb|
-    vb.memory = "1024"
+    vb.memory = "2048"
   end
   config.vm.provision "shell", run: "always", inline: <<-SHELL
     set -xe
     export PATH=/usr/local/bin:$PATH
     export DEBIAN_FRONTEND=noninteractive
     apt-get update
-    apt-get install -y net-tools wget zlib1g-dev ruby-dev libgmp-dev lsb-release ca-certificates git
+    apt-get install -y net-tools wget zlib1g-dev ruby-dev libgmp-dev lsb-release ca-certificates git libtinfo-dev
     if ! which stack; then
       curl -sSL $(curl -sSL https://api.github.com/repos/commercialhaskell/stack/releases/latest \
                |grep '"browser_download_url": ".*/stack-[0-9\\.]\\+-i386-linux.gz"' \