add a warning about Google limiting per-day access until/unless we pay

[fw/altos] / pdclib

diff --git a/pdclib b/pdclib
index 3e68419ad3ca3237ca16de4cf2a967f04129fe33..20f71c3a97eb4c7ecfa9754a0ca42855db935999 160000 (submodule)
--- a/pdclib
+++ b/pdclib
@@ -1 +1 @@
-Subproject commit 3e68419ad3ca3237ca16de4cf2a967f04129fe33
+Subproject commit 20f71c3a97eb4c7ecfa9754a0ca42855db935999