Use latest ASIPithos lib. Fix minor bugs.

[pithos-macos] / pithos-apple-common

diff --git a/pithos-apple-common b/pithos-apple-common
index 32017ec..7ac1bf1 160000 (submodule)
--- a/pithos-apple-common
+++ b/pithos-apple-common
@@ -1 +1 @@
-Subproject commit 32017ec6b322f0d29b987d2494e6bc655c67a73a
+Subproject commit 7ac1bf11f8e6267e6146230f2dce93765542bf05