Conf: Don't allow synced processes to run for more than a minute.
Use twin instead of PID for IPC.
Make sure instances are poked not less than 2 minutes.
Revert "Make sure instances are poked not less than 2 minutes."

This reverts commit 1b40b2a6b1a06f0e636adef1eec9ed6663a6885e.
Revert "Use twin instead of PID for IPC."

This reverts commit 824f740c6e9028ff383b1cb0988214f17a4bf4d3.