Code review comment for lp://staging/~josvaz/vmbuilder/jenkins_kvm+fix-eth1boot

Job fixed to compute SUITE from VERSION and export the value to a properties file that is later injected to all subsequent jobs:
https://cloud-images-jenkins.canonical.com/view/Azure/job/CloudImages_Azure-Custom_or_Test_Images/configure

Re-running trusty & precise test image generation:

trusty
https://cloud-images-jenkins.canonical.com/view/Azure/job/CloudImages_Azure-Custom_or_Test_Images/304

precise
https://cloud-images-jenkins.canonical.com/view/Azure/job/CloudImages_Azure-Custom_or_Test_Images/305