un pinning drupal/drupal version
pinning drupal version to 7.62 for testing
also preserving the profiles folder
restoring drupal version
bumping minimin php version to 5.6
ref #9582 setting minimum php version in composer to 5.4
ref #9582 zen main theme as composer project and depencency for zen-dataportal
ref #9582 installation profiles with lower case ids - adapting composer.json
ref #9582 installation profiles with lower case ids
ref #9582 root composer project set up for creating an runnable drupal-7 + dataportal installation
ref #8771 downgrading to phpUnit 5 for backwards compatibility with php5
fixing PHPUnit setup for php 7 and documenting its usage with PHPStorm