remove hacky testing script

tester.py

@@ -1,22 +0,0 @@
-import numpy as np
-import subprocess
-from pathlib import Path
-import time
-
-p = subprocess.Popen(Path("bin", "demo.exe"), cwd="bin", stdin=subprocess.PIPE)
-
-lines = None
-with open("assets/gpoints_rotate.obj", "r") as f:
-    lines = f.readlines()
-
-period = 0.01
-
-for i in range(len(lines)):
-    time.sleep(period)
-    words = lines[i].split()
-    x = words[1]
-    y = words[2]
-    z = words[3]
-    name = "".join(words[4:])
-    p.stdin.write(f"{name} {x} {y} {z}\n".encode("utf8"))
-    p.stdin.flush()