Update build scripts to handle submodules.

fastbuild/README.md

@@ -20,6 +20,8 @@ board.
 
 The scripts will require minor edits to reflect your directory structure.
 
+Scripts updated 12 Sep 2021 to fix handling of submodules.
+
 ###### [Main README](../README.md)
 
 # Frozen modules and manifests

fastbuild/buildesp

@@ -19,6 +19,7 @@ then
     fi
 fi
 
+make submodules
 if make -j 8 FROZEN_MANIFEST=$MANIFEST
 then
     sleep 1

fastbuild/buildnew

@@ -5,6 +5,7 @@ cd $MPDIR
 echo Working...
 git checkout master
 git pull origin master --tags
+git submodule sync
 git submodule update --init
 cd mpy-cross
 make clean
@@ -20,6 +21,5 @@ cd ../esp8266
 make clean
 cd ../unix
 make clean
-# If you're going to enable deplibs: see micropython/README
-#make deplibs
+make submodules
 make -j 8

fastbuild/buildpyb

@@ -39,6 +39,7 @@ then
     then
         make BOARD=$BOARD clean
     fi
+    make submodules
     if make -j 8 BOARD=$BOARD FROZEN_MANIFEST=$MANIFEST MICROPY_VFS_LFS2=1 && pyb_boot $MPDEVICE
     then
         sleep 1