Submodule SoftwareSerial: small footprint reduction. (esp8266#5993)

dok-net · earlephilhower · commit b4e8b2f6e0b2 · 2019-04-17T07:39:59.000-07:00
diff --git a/libraries/SoftwareSerial b/libraries/SoftwareSerial
@@ -1 +1 @@
-Subproject commit b330eba900d9f69b0c2310ba36192d0d14354510
+Subproject commit d4ae180f33347c851dc2e51ce1779f02b4d3fa11
