Text cleanups (#336)

* Change readme to say '.hdv' per issue #334

* Added contributions from Alex Lee with minor formatting

* contributing gamehelp for flip-out so I can say I helped.

README.md

@@ -19,7 +19,7 @@ $ cd 4cade/
 $ make
 ```
 
-If all goes well, the `build/` subdirectory will contain a `4cade.2mg` image which can be mounted in emulators like [OpenEmulator](https://archive.org/details/OpenEmulatorSnapshots) or [Virtual II](http://virtualii.com/).
+If all goes well, the `build/` subdirectory will contain a `4cade.hdv` image which can be mounted in emulators like [OpenEmulator](https://archive.org/details/OpenEmulatorSnapshots) or [Virtual II](http://virtualii.com/).
 
 ## Windows
 

res/GAMEHELP/DAVIDS.MAGIC

@@ -0,0 +1,24 @@
+   Hit targets, set multipliers and   
+     lock 3 balls in the S-shaped
+       collector for multi-ball
+
+
+     Button 0 or open-apple to start
+  Spacebar to choose number of players
+Paddle 1 or Joystick launch ball tension
+
+
+Left Flipper     Nudge     Right Flipper
+ open-apple    spacebar    closed-apple 
+
+Left Magicsave   Launch  Right Magicsave
+ zxcv         closed-apple        m./
+
+Esc  * * * * * * * * * * * * * * * pause
+
+Ctrl-R * * * * * * * * * *  restart game
+
+Ctrl-S * * * * * * * * * *  toggle sound
+
+Ctrl-H * * * * * * * * * * * high scores
+[eof]

res/GAMEHELP/FLIP.OUT

@@ -0,0 +1,22 @@
+Take turns dropping the balls through 
+the flippers and get your balls to the 
+bottom before your opponent!
+
+If flipper is up - ball will get stuck,
+but you can knock them off by hitting
+the down flipper.
+  
+
+Follow on-screen instructions for 
+1/2 players and paddles or keyboard.
+
+
+
+Take turns with the keyboard in 2-player
+
+
+Keyboard Controls:
+
+  Left          Drop          Right
+   <          spacebar          >
+[eof]

res/GAMEHELP/LANCASTER

@@ -0,0 +1,23 @@
+ Fire at the aliens and use your shields
+
+
+Left    Fire     Shield    Stop    Right   
+ <    spacebar     S         A       >
+
+       keyboard is default control
+
+spacebar is shield with joystick control
+
+
+Esc * * * * * * * * * * * * * * *  pause
+
+Ctrl-P * * * * * *  Paddle/Joystick mode
+
+Ctrl-Shift-P * * * * * *  Sirius Joyport
+
+Ctrl-R * * * * * * * * * *  restart game
+
+Ctrl-S * * * * * * * * * *  toggle sound
+
+Ctrl-V * * * * * * * * * * toggle volume
+[eof]

res/GAMEHELP/SNACK.ATTACK

@@ -0,0 +1,22 @@
+  Gobble up all the gumdrops while
+
+   avoiding the Gumdrop Guards but
+
+ eat Magic Stars to turn the tables
+
+
+    Button 0 for joystick game
+
+    Spacebar for keyboard game
+
+
+    Keyboard controls for
+    up, down, left, right
+    change every time the game 
+    is loaded.
+
+
+  Check for key controls in bottom
+  right hand corner
+
+[eof]

res/GAMEHELP/SNAKE.BYTE

@@ -0,0 +1,25 @@
+Eat all the apples in the room and exit
+   out the door. But beware, your snake
+     gets longer & faster as you eat.
+
+
+Absolute keys
+
+       Up  Left  Right  Down
+        I   J     K      M
+
+Relative keys
+
+  Counter-Clockwise     Clockwise
+        <                   >
+
+Press C at How many plums? to change
+
+Esc * * * pause     Ctrl-R * * * restart 
+
+Ctrl-Shift-P * * * * * *  Sirius Joyport
+
+Ctrl-K * * * * * * * * * * Keyboard mode
+
+Ctrl-S * * * * * * * * * *  toggle sound
+[eof]

res/GAMEHELP/SNEAKERS

@@ -0,0 +1,24 @@
+ What say we go out and stomp a few
+
+             Sneakers?
+
+
+During demo, spacebar to start
+
+P * * * * * * * * * paddle/joystick game
+
+K * * * * * * * * * * * *  keyboard game
+
+
+
+       Left      Fire      Right   
+         <     spacebar      >
+
+
+
+Esc * * * * * * * * * * * * * * *  pause
+
+Ctrl-R * * * * * * * * * *  restart game
+
+Ctrl-S * * * * * * * * * *  toggle sound
+[eof]

res/GAMEHELP/STAR.THIEF

@@ -0,0 +1,25 @@
+As a single guard or as co-operative
+
+   defenders, prevent powerpods from 
+
+      being stolen by the thieves
+
+
+K * * * * * *Single Player keyboard game
+
+1 * * * * * * *Single Player paddle game
+
+2 * * * * * Co-op two player paddle game
+
+S * * * * * * * * * * * * * toggle sound
+
+
+Rotate-left  Rotate-right   Thrust  Fire
+   D            F             <       >
+
+Ctrl-R * * * * * * * * * * * * * * pause
+
+Ctrl-T * * * * * * * *  training mission
+
+Ctrl-C * * * * * change background color
+[eof]

res/GAMEHELP/ZENITH

@@ -0,0 +1,25 @@
+ Destroy aliens before your fuel runs
+
+   out, repair buildings and capture
+
+ critters to trade for fuel and repairs
+
+Button 0 for joystick game
+Spacebar for keyboard game
+
+
+Up  Down    Fire    Fuel   Left    Right
+ A   Z    spacebar    F     <        >
+
+Repair buildings, capture aliens:
+  R   or   button 0 and 1 simultaneously
+
+
+Esc * * * * * * * * * * * * * * *  pause
+
+Ctrl-C * * * * * * * * * * redefine keys
+
+Ctrl-R * * * * * * * * * *  restart game
+
+Ctrl-S * * * * * * * * * *  toggle sound
+[eof]