Inputscope

---------------
- add named sessions functionality
- use unscaled screen size
- fix inactive table links on heatmaps for all time
- fix timedelta-seconds formatting
- full Python 2/3 compatibility

-----------------
- fixed error in database schema update, and scrolls-page statistics (issue 9)

---------------
- started using pynput instead of PyUserInput for input events
- started checking and saving changed screen size periodically

---------------
- all database writes in one process, using write-ahead log
- added individual event type toggles for mouse and keyboard input
- added options to clear history from the database
- added support for multiple displays in mouse heatmaps
- added single instance checker to ensure only one runtime per database
- added database information to web UI pages
- added max event limits to statistics and replay, avoiding page hangs
- added monthly statistics
- added collapse-toggles to days-section in input index
- added tray balloon notification on program startup
- added stop-link to replay
- optimized replay
- optimized program binary size
- decreased mouse move event counts
- upgraded wxPython to v4

---------------
- database optimizations to speed up web statistics significantly
- added day and table convenience links to statistics page

---------------
- first release