fix polygon selection and add steam deploy script

steam/build.bat

@@ -0,0 +1,13 @@
+@echo off
+mkdir content
+xcopy /I /D /Y /S "..\x64\Release\*.dll" content
+xcopy /I /D /Y /S "..\data\*" content\data\
+for /f %%i in ('git rev-parse --abbrev-ref HEAD') do set BRANCH=%%i
+for /f %%i in ('git log "--pretty=format:%%h" -n 1') do set HASH=%%i
+for /f %%i in ('git rev-list --count HEAD') do set COUNT=%%i
+for /f %%i in ('git describe --tags "--abbrev=0"') do set TAG=%%i
+set VERSION=%TAG%.%COUNT% (%HASH%-%BRANCH%)
+echo Building version %VERSION%
+set /p ID=<steamid.txt
+steamcmd.exe +login %ID% +drm_wrap 954880 "%~dp0..\x64\Release\PanoPainter.exe" "%~dp0content\PanoPainter.exe" drmtoolp 0 +run_app_build -desc "%VERSION%" "%~dp0scripts\app_build_954880.vdf" +quit
+pause