This patch includes a simple industry-standard feature we were lacking, as well a few miscellaneous bug fixes.

• Added automatic logout w/ a countdown when user is idle for a long period of time
• “Invalid ask zero” notifications are now CCed to our support email
• Fixed old/expired payrolls mistakenly being picked up by our time-based automatic process
• Defaulted apt/suite to “N/A” in check disbursement addresses
• Converted non-signup tooltips to inline help text on mobile