Wrap checkout of master in cmd.exe call. ENable more builds to test the asm generation

appveyor.yml

@@ -6,7 +6,7 @@ skip_branch_with_pr: true
 
 
 platform:
-  # - x86
+  - x86
   - x64
 
 configuration:

asm/scripts/deploy-asm.ps1

@@ -23,7 +23,7 @@ function collectAsm {
     }
 
     #Merge all branches into master
-    git checkout master 2>&1
+    cmd.exe /c "git checkout master 2>&1"
     cmd.exe /c "git merge --squash $($asmFinalBranch) 2>&1"
     if(-not $?){
         throw "Failed merge"