upgrade version of gradle-bintray-plugin
Merge pull request #5 from rspieldenner/bintray_bump

upgrade version of gradle-bintray-plugin
[Gradle Release Plugin] - pre tag commit:  '1.12.4'.
[Gradle Release Plugin] - new version commit:  '1.12.5-SNAPSHOT'.
update changelog for 1.12.4
Merge branch 'gradle-1.12' into gradle-2.0

Conflicts:
	dependencies.lock
	gradle.properties
bump nebula-test
Update changelog for 2.0.1