This pulls in:
* swc-windows-installer.py: Use regular expressions to POSIX-ify paths
* swc-windows-installer.py: Only create the python-scripts dir if it doesn't exist
* swc-windows-installer.py: Split out zip_install into its own function
-Subproject commit dfeb15f529a40a1fa9f7dd2cd832de6350cbf92a
+Subproject commit 930506eb0aaed855088f2c514b44d29cc7949774