It is done! It was actually pretty easy and fun to do. Here's the pull request:
https://github.com/alliedmodders/amxmodx/pull/475
For anyone else who is interested in doing this, here is the final "tutorial":
PHP Code:
### First time setup ###
git clone https://github.com/alliedmodders/ambuild
cd ambuild
python setup.py install
cd ..
git clone https://github.com/alliedmodders/hlsdk
git clone https://github.com/alliedmodders/metamod-hl1
git clone https://github.com/alliedmodders/amxmodx
git clone https://github.com/alliedmodders/amtl
cd amxmodx
git submodule init
git submodule update --recursive
cd ..
mkdir "amxmodx/obj-windows"
cd amxmodx/obj-windows
### Build process ###
### This line can be different for some users. Make sure you specify the correct path to the "vcvars32.bat" file. ###
"C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\bin\vcvars32.bat"
python ../configure.py --no-mysql
ambuild