#130 - Enable commit signing if gpg Properties are set.

We now sign commits if GPG properties are set. We pulled GPG properties from deployment.gpg to the top level (gpg).
For the deployment, we fall back to deployment.gpg if toplevel GPG properties aren't set.

release-tools/src/main/resources/application.properties

@@ -1,6 +1,7 @@
 spring.main.banner-mode=off
 io.work-dir=~/temp/spring-data-shell/workspace
 io.logs=logs
+
 # Maven setup
 maven.local-repository=~/temp/spring-data-shell/repository
 maven.plugins.versions=org.codehaus.mojo:versions-maven-plugin:2.2
@@ -10,12 +11,15 @@ deployment.staging-repository=libs-staging-local
 deployment.distribution-repository=temp-private-local
 deployment.username=buildmaster
 #deployment.password <- local
+
 # GPG setup
-deployment.gpg.executable=/usr/local/bin/gpg2
-# deployment.gpg.keyname
-# deployment.gpg.password
+gpg.executable=/usr/local/bin/gpg2
+# gpg.keyname
+# gpg.password
+
 # JIRA
 jira.api-url=https://jira.spring.io
+
 # GitHub
 github.api-url=https://api.github.com
 logging.pattern.console=%clr(%d{yyyy-MM-dd HH:mm:ss.SSS}){faint} %clr(%5p) %clr(%-20.20logger{19}){cyan}%clr(:){faint} %m%n%wEx