(nw) minor notes

src/mame/drivers/apricotp.cpp

@@ -9,8 +9,6 @@
 
 11/09/2011 - modernised. The portable doesn't seem to have
              scroll registers, and it sets the palette to black.
-             I've added a temporary video output so that you can get
-             an idea of what the screen should look like. [Robbbert]
 
 ****************************************************************************/
 

src/mame/drivers/datum.cpp

@@ -10,8 +10,7 @@ Described in Electronics Australia magazine in 1982/1983.
 
 - The ROM was keyed in by hand from a printout, so is therefore considered a bad dump.
 - It has routines for adc, dac, cassette, but there's no hardware to support these.
-- The basic machine is fully emulated as per the schematic, but still marked not working
-  until the ROM can be confirmed as ok.
+- The basic machine is fully emulated as per the schematic.
 
 Memory Map:
 0000-007F = RAM inside the cpu
@@ -214,4 +213,4 @@ ROM_START( datum )
 ROM_END
 
 //    YEAR  NAME   PARENT  COMPAT  MACHINE  INPUT  CLASS        INIT        COMPANY      FULLNAME  FLAGS
-COMP( 1982, datum, 0,      0,      datum,   datum, datum_state, empty_init, "Gammatron", "Datum",  MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW )
+COMP( 1982, datum, 0,      0,      datum,   datum, datum_state, empty_init, "Gammatron", "Datum",  MACHINE_NO_SOUND_HW )

src/mame/drivers/trs80m3.cpp

@@ -58,10 +58,9 @@ To Do / Status:
 --------------
 
 trs80m3:   works
-           floppy not working
 
 trs80m4:   works
-           floppy not working
+           will boot model 3 floppies, but not model 4 ones
 
 trs80m4p:  floppy not working, so machine is useless