Fix formatting in various code to match spacing from coding style
diff --git a/library/pk.c b/library/pk.c
index 63f27de..11faf3c 100644
--- a/library/pk.c
+++ b/library/pk.c
@@ -1,7 +1,7 @@
 /*
  *  Public Key abstraction layer
  *
- *  Copyright (C) 2006-2013, Brainspark B.V.
+ *  Copyright (C) 2006-2014, Brainspark B.V.
  *
  *  This file is part of PolarSSL (http://www.polarssl.org)
  *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
@@ -66,7 +66,7 @@
  */
 void pk_free( pk_context *ctx )
 {
-    if( ctx == NULL || ctx->pk_info == NULL)
+    if( ctx == NULL || ctx->pk_info == NULL )
         return;
 
     ctx->pk_info->ctx_free_func( ctx->pk_ctx );