Fixes #37: mvn versions:update-properties versions:use-latest-releases (maven-release-plugin, extra-enforcer-rules, slf4j, commons-logging, logback)

[INFO] Updated ${maven-release-plugin.version} from 2.4 to 2.4.1
[INFO] Updated ${extra-enforcer-rules.version} from 1.0-alpha-3 to 1.0-alpha-4
[INFO] Updated ${org.slf4j.version} from 1.7.4 to 1.7.5
[INFO] Updated commons-logging:commons-logging:jar:1.1.1 to version 1.1.2
[INFO] Updated ch.qos.logback:logback-classic:jar:1.0.10 to version 1.0.11
[INFO] Updated ch.qos.logback:logback-core:jar:1.0.10 to version 1.0.11