Add support for hl2sdk-mock.

appveyor.yml

@@ -3,6 +3,7 @@ image: Visual Studio 2015
 clone_folder: c:/projects/sourcemod
 clone_depth: 1
 install:
+- cmd: set PATH=C:\Python38;C:\Python38\Scripts;%PATH%
 - cmd: git submodule update --init --recursive
 - cmd: git pull --recurse-submodules
 - cmd: cd ..
@@ -12,5 +13,5 @@ build_script:
 - cmd: call "%VS140COMNTOOLS%/vsvars32.bat"
 - cmd: mkdir build
 - cmd: cd build
-- cmd: c:\python27\python.exe ../configure.py --enable-optimize --no-mysql --sdks=episode1,css,tf2,l4d2,csgo
+- cmd: python.exe ../configure.py --enable-optimize --no-mysql --sdks=episode1,css,tf2,l4d2,csgo
 - cmd: ambuild

tools/checkout-deps.ps1

@@ -74,7 +74,7 @@ if (-not (Test-Path "sourcemod" -PathType Container))
     Exit 1
 }
 
-Get-Repository -Name "mmsource-1.10" -Branch "1.10-dev" -Repo "https://github.com/alliedmodders/metamod-source.git"
+Get-Repository -Name "mmsource-1.10" -Branch "master" -Repo "https://github.com/alliedmodders/metamod-source.git"
 
 if (-not (Test-Path "hl2sdk-proxy-repo" -PathType Container))
 {

tools/checkout-deps.sh

@@ -106,7 +106,7 @@ checkout ()
 }
 
 name=mmsource-1.10
-branch=1.10-dev
+branch=master
 repo="https://github.com/alliedmodders/metamod-source"
 origin=
 checkout