Add script for launching gw2 and httpie configuration

Signed-off-by: Severin Kaderli <severin.kaderli@gmail.com>

system/bin/gw2.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+# 
+# SCRIPT NAME:
+# gw2.sh
+#
+# AUTHOR:
+# Severin Kaderli <severin.kaderli@gmail.com>
+#
+# DESCRIPTION:
+# Starts Guild Wars 2 inside Wine.
+#
+# USAGE:
+# ./gw2.sh
+# Set custom wineprefix
+export WINEPREFIX="${HOME}/Games/Guild_Wars_2/"
+
+# Set wine to 64-bit
+export WINEARCH=win64
+
+# Optimize performance
+export __GL_THREADED_OPTIMIZATIONS=0
+export __GL_SYNC_TO_VBLANK=0
+export __GL_YIELD="NOTHING"
+
+# Disable debug messages
+export WINEDEBUG=-all
+export LOGFILE=/dev/null
+
+# Enable esync
+export WINEESYNC=1
+
+# Run it using optirun
+optirun -b primus wine64 "${WINEPREFIX}/drive_c/Program Files/Guild Wars 2/Gw2-64.exe" -dx9single -mapLoadInfo