Add no-posix files.

install.py

@@ -1,6 +1,6 @@
 """
 Install script for the Python jailer.
-Version: 0.2.0-alpha2
+Version: 0.2.0-alpha1
 """
 import os
 import shutil
@@ -43,7 +43,7 @@ if setup_posix.lower() == "y":
     with open("./lib64", "a+") as f:
         f.write("symlnk /usr/lib64/")
         f.close()
-    with open("./usr/bin/sh", "a+") as f:
+    with open("./usr/bin/sh.py", "a+") as f:
         f.write("symlnk /usr/bin/shell.py")
         f.close()
     os.mkdir("./sys")
@@ -85,4 +85,4 @@ else:
         f.write(usrname)
         f.close()
 print("Install completed! Run ./main.py to start the kernel!")
-input("Press <Enter> to exit! ")
+input("Press <Enter> to exit! ")