Update application and chaincode dependendencies to use v2.0 or
later versions in package.json, build.gradle, pom.xml files.
Signed-off-by: David Enyeart <enyeart@us.ibm.com>
Add a channel event handler sample to master and
update for lifecyce.
Change-Id: I5420ddc7070dbee785218ce5960f7604ac799f90
Signed-off-by: Chris Elder <chris.elder@us.ibm.com>
(cherry picked from commit 1efd213110)