Add PC 100 BASIC

[mist64]

The PC 100 was an AIM65 in a case sold by Siemens. Hans Otten has the following versions of BASIC:

• AIM 65 / PC 100 EXTENDED BASIC V2.1 (C) 1980 BY GWK
• AIM 65 / PC 100 EXTENDED BASIC V2.3 (C) 1980 BY GWK
• 01-03-81 V2.3

It has the following additions compared to KIM-1 BASIC 1.1:

FORMSTR$
HELP
DSAVE
JSR
NORETURN
TRON
TROFF
OKON
OKOFF
AUTO
QUIT
CLEARSTACK
RENUMBER
EDIT
DOS
PROGRAM
MEMORY
RELOCATE
OLOAD
DLOAD
INDEV
OUTDEV
DPOKE
ONERROR
PI
GO
LINE
XOR
DPEEK
HEXSTR$
BINSTR$
INSTRING

and V2.3 also has

WPOKE
WPEEK

and renamed INSTRING to INSTR.