adapting test run script to changes in debian packages : iceweasel is now firefox-esr
configuring new pom.xml for selenium tests and starting to adapt the headless-maven-tests.sh script
moving content of folder 7.x up to the repository root
reorganizing drupal sub repository: sparate folders per version 5.x, 6.x & 7.x
adapting to more flexible jenkins job layouts
script for runing headless maven tests