Initial contribution of thing concept.

Also-by: Oliver Libutzki o.libutzki@external.telekom.de
Also-by: Kai Kreuzer k.kreuzer@telekom.de
Also-by: Michael Grammling m.grammling@external.telekom.de
Signed-off-by: Dennis Nobel d.nobel@external.telekom.de
Merge pull request #33 from qivicon/thing-concept-contribution-final

Bug #433994: Initial contribution of thing concept.
CQ #8364
temporarily removed bindings from build
added export for core.binding package

Signed-off-by: Kai Kreuzer <kai@openhab.org>
Merge remote-tracking branch 'eclipse.smarthome/master' into thing-dsl

Signed-off-by: Alex Tugarev <telekom@tugarev.de>