add Boulder Dash to the collection, fix Aliens

res/GAMES.CONF

@@ -36,6 +36,7 @@
 0000,BLOCKCHAIN=BlockChain
 0001,BOLO
 0001,BORG
+1001,BOULDER.DASH
 0001,BOUNCING.KMNGAS=Bouncing Kamungas
 0001,BRAINTEASERBLVD=Brainteaser Boulevard
 1011,BRUCE.LEE

res/TITLE.HGR/_FileInformation.txt

@@ -31,6 +31,7 @@ BLISTER.BALL=Type(06),AuxType(4000),Access(C3)
 BLOCKCHAIN=Type(06),AuxType(4000),Access(C3)
 BOLO=Type(06),AuxType(4000),Access(C3)
 BORG=Type(06),AuxType(4000),Access(C3)
+BOULDER.DASH=Type(06),AuxType(4000),Access(C3)
 BOUNCING.KMNGAS=Type(06),AuxType(4000),Access(C3)
 BRAINTEASERBLVD=Type(06),AuxType(4000),Access(C3)
 BRUCE.LEE=Type(06),AuxType(4000),Access(C3)

res/notes/wishlist.txt

@@ -1,7 +1,6 @@
 //4am crack
 The American Challenge
 Arcticfox
-Boulder Dash [priority]
 C'est La Vie
 Championship Baseball
 Championship Wrestling

src/prelaunch/boulder.dash.a

@@ -0,0 +1,26 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/BOULDER.DASH",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $71FA
+         jsr   $3FC0      ; decompress
+
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$b5
+         sta   $181A      ; patch - don't decrease lives
++
+         +DISABLE_ACCEL
+         jmp   $14DD
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}