Various fixes to doxygen API generation

 * Fixed incorrect file definitions
 * Fixed accidental tag problems in ecjpake.h
 * Corrected function naming in X.509 module definition
diff --git a/include/mbedtls/ripemd160.h b/include/mbedtls/ripemd160.h
index a92d384..7083fc8 100644
--- a/include/mbedtls/ripemd160.h
+++ b/include/mbedtls/ripemd160.h
@@ -1,5 +1,5 @@
 /**
- * \file mbedtls_ripemd160.h
+ * \file ripemd160.h
  *
  * \brief RIPE MD-160 message digest
  *