Merge pull request #2018 from lonvia/update-osm2pgsql

Update to latest osm2pgsql

diff --git a/osm2pgsql b/osm2pgsql
index acbec68bbf94dafae103663801d55291cf8f227e..94a5060353179f4cf3e92aa622a2aa5d1afa6fee 160000 (submodule)
--- a/osm2pgsql
+++ b/osm2pgsql
@@ -1 +1 @@
-Subproject commit acbec68bbf94dafae103663801d55291cf8f227e
+Subproject commit 94a5060353179f4cf3e92aa622a2aa5d1afa6fee