update version to v1.15.0-dev and update libraries

adrpo · adrpo · commit e0baa6330b1b · 2019-10-25T14:54:16.000+02:00
diff --git a/libraries b/libraries
@@ -1 +1 @@
-Subproject commit 57087e29e4afa561a32ed0fd17a1ea4b0dd8a7e1
+Subproject commit 9c651897b762dec1e827beb691d616661268e088
