Add Pyinstaller spec file for creating standalone binary

.gitignore

@@ -9,3 +9,6 @@ __pycache__
 /*.egg-info
 /*.egg
 
+# Pyinstaller stuff
+build
+dist

mtk_standalone.spec

@@ -0,0 +1,41 @@
+# -*- mode: python ; coding: utf-8 -*-
+from datetime import date
+
+today = date.today()
+block_cipher = None
+
+
+a = Analysis(['mtk_gui'],
+             pathex=[],
+             binaries=[],
+             datas=[('mtkclient/gui/images', 'mtkclient/gui/images'), ('mtkclient/Windows/*', '.'), ('mtkclient/payloads', 'mtkclient/payloads'), ('mtkclient/Loader', 'mtkclient/Loader')],
+             hiddenimports=[],
+             hookspath=[],
+             hooksconfig={},
+             runtime_hooks=[],
+             excludes=[],
+             win_no_prefer_redirects=False,
+             win_private_assemblies=False,
+             cipher=block_cipher,
+             noarchive=False)
+pyz = PYZ(a.pure, a.zipped_data,
+             cipher=block_cipher)
+
+exe = EXE(pyz,
+          a.scripts,
+          a.binaries,
+          a.zipfiles,
+          a.datas,  
+          [],
+          name='mtk_standalone_' + today.strftime("%Y%m%d"),
+          debug=False,
+          bootloader_ignore_signals=False,
+          strip=False,
+          upx=True,
+          upx_exclude=[],
+          runtime_tmpdir=None,
+          console=True,
+          disable_windowed_traceback=False,
+          target_arch=None,
+          codesign_identity=None,
+          entitlements_file=None , icon='mtkclient\\icon.ico')