JBIDE-17898 : add usage reporting on project created from examples

Signed-off-by: Fred Bricon <fbricon@gmail.com>
JBIDE-17868 - Inactive enabled Back button on first page of install dialog from Central
JBIDE-14553 : possibility to change update policy and to enable snapshots

Signed-off-by: Fred Bricon <fbricon@gmail.com>
JBIDE-14553 : use enhanced for loop

Signed-off-by: Fred Bricon <fbricon@gmail.com>
JBIDE-17885 : add <m2e.cdi.activation> maven property support

Signed-off-by: Fred Bricon <fbricon@gmail.com>
remove unnecessary log

Signed-off-by: Fred Bricon <fbricon@gmail.com>
JBIDE-17929 : add <m2e.seam.activation> maven property support

Signed-off-by: Fred Bricon <fbricon@gmail.com>
JBIDE-17393: Show Early Access enablement on Central title

Signed-off-by: Mickael Istria <mistria@redhat.com>
JBIDE-17931 : add <m2e.hibernate.activation> maven property support

Signed-off-by: Fred Bricon <fbricon@gmail.com>
JBIDE-17946 - Font leak in JBoss Central
JBIDE-18005 - Disable automatic Portlet configuration via pom property
JBIDE-17825 - Cannot initialize JBoss DND
JBIDE-18031: dispose listener to avoid WidgetDisposedError.
JBIDE-16891 - Add hover text to requirements table in New Project Example wizard
Update HMT wizard ID in proxy wizards
[JBIDE-18062] java.lang.ClassCastException in maven sourcelookup

replaced check for nul with instance of, so check covers both cases:
- null filtration
- class cast problem
[JBIDE-17909] Include Thym 0.1.0-SNAPSHOT into jbosstools TP

Update wizardId to correct thym wizardId.
JBIDE-18001 Cherry picked PR #273 to avoid dragging in unrelated changes to eclipse metadata files
JBIDE-17808: Mechanism to define and detect "families" of IU

* Plugins can contribute a "family" definition (such as earlyaccess,
supported,
blacklisted...) which lists the various ius for the given family
* A utility class allows to do request to compare current installation
with families
* Central editor shows when Early Access content is installed (computed
from family)
* An installation page is added to report Early Access IUs
JBIDE-18024 - Ensure copyrights and provider names are correct