Checking in changes prior to tagging of version 0.5.4.

Changelog diff is:

diff --git a/History.md b/History.md
index 5ad8692..8f9ba03 100644
--- a/History.md
+++ b/History.md
@@ -1,3 +1,7 @@
+0.5.4 / 2013-08-06
+==================
+  * functions can now be marked to be imported in bootstrap stage
+
 0.5.3 / 2013-07-25
 ==================
   * import-bundle-funcs