Revert to gradle-bintray-plugin 0.5
Merge pull request #6 from rspieldenner/revert_bintray

Revert to gradle-bintray-plugin 0.5
[Gradle Release Plugin] - pre tag commit:  '1.12.5'.
[Gradle Release Plugin] - new version commit:  '1.12.6-SNAPSHOT'.
Use latest gradle-bintray-plugin, which isn't great at multi-projects. Also relying on bintray for signing.
Changelog message.
Merge branch 'upgrade-bintray-plugin-1.0' into upgrade-bintray-plugin-1.0-for-2.0

Conflicts:
	CHANGELOG.md
	build.gradle
	dependencies.lock
	gradle.properties
Compensate for new task action
Merge branch 'upgrade-bintray-plugin-1.0' into upgrade-bintray-plugin-1.0-for-2.0
Merge pull request #8 from nebula-plugins/upgrade-bintray-plugin-1.0-for-2.0

Upgrade bintray plugin 1.0 for 2.0