Merge branch 'release/v4.0.1'

Author: ivankravets

builder/main.py

@@ -47,7 +47,7 @@ def _parse_size(value):
     return value
 
 
-@functools.lru_cache
+@functools.lru_cache(maxsize=None)
 def _parse_ld_sizes(ldscript_path):
     assert ldscript_path
     result = {}

platform.json

@@ -17,7 +17,7 @@
     "type": "git",
     "url": "https://github.com/platformio/platform-espressif8266.git"
   },
-  "version": "4.0.0",
+  "version": "4.0.1",
   "frameworks": {
     "arduino": {
       "package": "framework-arduinoespressif8266",