update shibboleth

diff --git a/shibboleth/opensaml2 b/shibboleth/opensaml2
index c1d7574..4bc248e 160000 (submodule)
--- a/shibboleth/opensaml2
+++ b/shibboleth/opensaml2
@@ -1 +1 @@
-Subproject commit c1d75749e438628900ae880a3dafd96f4a97f15e
+Subproject commit 4bc248e6a38e0c1c23dee3e2dec278ceebd0abfa

diff --git a/shibboleth/resolver b/shibboleth/resolver
index 420cc8a..b08a23a 160000 (submodule)
--- a/shibboleth/resolver
+++ b/shibboleth/resolver
@@ -1 +1 @@
-Subproject commit 420cc8ae67db726cb6d22ae2a8dbcdeabb547ad6
+Subproject commit b08a23ae0714acf9f6dd7859cfb9f6b2ddcc2af3

diff --git a/shibboleth/sp b/shibboleth/sp
index 133146d..a0af8ed 160000 (submodule)
--- a/shibboleth/sp
+++ b/shibboleth/sp
@@ -1 +1 @@
-Subproject commit 133146dfec80a064d4c5c01f75272be663aa0f45
+Subproject commit a0af8ed86ab481af4605daf5cf837fdaa4544bdd

diff --git a/shibboleth/xmltooling b/shibboleth/xmltooling
index 4c22d78..ec12184 160000 (submodule)
--- a/shibboleth/xmltooling
+++ b/shibboleth/xmltooling
@@ -1 +1 @@
-Subproject commit 4c22d78d500385b10bd0fbb4a291b47a840ba4ad
+Subproject commit ec12184bd72287b88af4301bde2df916fc475615