Newline is required by some compilers at the end of a file.

This commit was SVN r12244.

orte/mca/pls/base/pls_base_general_support_fns.c

@@ -75,4 +75,5 @@ void orte_pls_base_purge_mca_params(char ***env)
     var = mca_base_param_environ_variable("rmgr",NULL,NULL);
     opal_setenv(var, "proxy", true, env);
     free(var);
-}
+}
+