neglected dep update from
r87a6cad20c90:
that rev also forces nightly rust due to https://github.com/rust-lang/rust/issues/23121
--- a/gameServer2/Cargo.toml Wed Jun 27 04:54:41 2018 +0300
+++ b/gameServer2/Cargo.toml Tue Jun 26 23:20:28 2018 -0400
@@ -12,3 +12,4 @@
env_logger = "0.4"
log = "0.3.8"
proptest = "0.5.1"
+base64 = "*"