Switch integration tests to Ubuntu 14.04

refs #3067

Change-Id: I343deb71b500cf90e5ae905893584f6f275a4117
diff --git a/Vagrantfile b/Vagrantfile
index 3edc96b..0177d66 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -49,7 +49,7 @@
 SCRIPT
 
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
-  config.vm.box = "ubuntu/precise64"
+  config.vm.box = "ubuntu/trusty64"
 
   config.vm.provider "virtualbox" do |vb|
     vb.memory = "4096"
diff --git a/install_helpers/install_dependencies.py b/install_helpers/install_dependencies.py
index ead8d63..d08de8b 100644
--- a/install_helpers/install_dependencies.py
+++ b/install_helpers/install_dependencies.py
@@ -6,4 +6,4 @@
     print "\nINSTALLING DEPENDENCIES"
     print "***********************"
     os.system("sudo apt-get -qq update")
-    os.system("sudo apt-get -qq install build-essential git libboost1.48-all-dev libcrypto++-dev libpcap-dev pkg-config libsqlite3-dev socat bind9")
+    os.system("sudo apt-get -qq install build-essential git libboost-all-dev libcrypto++-dev libpcap-dev pkg-config libsqlite3-dev socat bind9")