Various smaller changes.  Updated proto files.  Updated dependencies.
diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index f101e59..8a4e5ad 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -364,6 +364,9 @@
 !if "$(_NMAKE_VER)" == "10.00.30128.01"
 MSVCVER = 10.0
 !endif
+!if "$(_NMAKE_VER)" == "10.00.30319.01"
+MSVCVER = 10.0
+!endif
 !endif
 
 # Abort bulding VIM if version of VC is unrecognised.