[Ohrrpgce] SVN: teeemcee/10807 Finally add "keypress" and "newkeypress" commands!

[subversion at HamsterRepublic.com]

teeemcee
2018-10-26 17:35:02 -0700 (Fri, 26 Oct 2018)
232
Finally add "keypress" and "newkeypress" commands!

I've been talking about the need for these commands for about 12 years.
keyval is now pretty much obsolete.

Also added joy:up/down/left/right aliases, and improvements to plotdict
---
U   wip/const.bi
U   wip/docs/plotdict.xml
U   wip/docs/plotdictionary.html
U   wip/plotscr.hsd
U   wip/scancode.hsi
U   wip/scriptcommands.bas
U   wip/whatsnew.txt