Merge pull request #833 from benmoss/master

Leiningen by default creates a 'target' directory, not 'targets'

Leiningen.gitignore

@@ -2,7 +2,7 @@ pom.xml
 *jar
 /lib/
 /classes/
-/targets/
+/target/
 .lein-deps-sum
 .lein-repl-history
 .lein-plugins/