OO-2836: update to selenium 3.4, migrate the tests to pass with chrome, add css class mostly in wizards, remove some fieldset in fieldset, add some label around checkbox

OO-1611: update pdfbox, springframework, hibernate, apache poi... exclude jgroups, bootstrap framework from .war

OO-1228: remove some profiles, more in the standard build process, create drop database for selenium tests, merge the different olat.local.properties for local, arquillian and eclipse

OO-1068 compile bootstrap js, auto switch js source and js-min version based on debug flag, add config defaults for sites and personal menu

Merge: fix the unit LockTest and make easier to find a spring configuration error with it, update arquillian deployer

OO-354: enhance the pom.xml to run the unit tests on Oracle, update the TESTING.README.LATEST with tips about Oracle

OO-280: build the infrastructure for Selenium 2, Arquillian and a managed Tomcat 7.0, remove old selenium 1 tests, remove profile of Firefox...

FXOLAT-376: refresh the doc for unit/selenium tests + fix some issues with the POM, duplicate plugins...