Merge branch 'release/v1.4.1'

Author: ivankravets

platform.json

@@ -12,7 +12,7 @@
     "type": "git",
     "url": "https://github.com/platformio/platform-atmelavr.git"
   },
-  "version": "1.4.0",
+  "version": "1.4.1",
   "packageRepositories": [
     "https://dl.bintray.com/platformio/dl-packages/manifest.json",
     "https://sourceforge.net/projects/platformio-storage/files/packages/manifest.json/download",
@@ -37,7 +37,7 @@
     "framework-arduinoavr": {
       "type": "framework",
       "optional": true,
-      "version": "~1.10612.1"
+      "version": "~1.10617.0"
     },
     "framework-simba": {
       "type": "framework",