Bump version to v1.4.1-SNAPSHOT
Rename plugin to be consistent with other plugins

--HG--
rename : src/main/resources/META-INF/gradle-plugins/clojuresque-clojars.properties => src/main/resources/META-INF/gradle-plugins/clojure-clojars.properties
Bump verson to v1.4.1
Added tag v1.4.1 for changeset bb833e488c43