Update FSAutoComplete to the latest release

This should address quite a few defects that have been sitting in the (currently year old) release of FSAutocomplete.

Author: paytonrules

Makefile

@@ -25,7 +25,7 @@ load_integration_tests = $(patsubst %,-l %, $(integration_tests))
 # Autocomplete binary distribution.
 ac_name    = fsautocomplete
 ac_exe     = $(bin_d)/$(ac_name).exe
-ac_version = 0.34.0
+ac_version = 0.35.0
 ac_archive = $(ac_name)-$(ac_version).zip
 ac_url     = https://github.com/fsharp/FsAutoComplete/releases/download/$(ac_version)/$(ac_name).zip