Merge pull request cvillecsteele#2 from joekiller/fix-version-file

Fix writing version file keys

Author: arrdem

src/lein_git_version/plugin.clj

@@ -18,7 +18,7 @@
     (io/make-parents f)
     (with-open [writer (io/writer f)]
       (binding [*out* writer]
-        (prn (select-keys project)))))
+        (prn (select-keys project keys)))))
 
   ;; Don't transform the project so as to fit in the cond-> pipeline
   project)