add control strings to wiki

docs/wiki/input-system.html

@@ -19,11 +19,122 @@
     <p><a name="api"></a><strong>T2.2 </strong><strong>API</strong>
     <blockquote>
       <p>It's rather small:<pre>
-void input_action(const char *name, const char *control);
+void input_action(const char *name
 bool input_action_pressed(const char *name);
 bool input_action_just_pressed(const char *name);
 bool input_action_just_released(const char *name);
 Vec2 input_action_position(const char *name);</pre>
+
+      <p>Lists of controls, from src/twn_input.c:
+      <p>-- Keyboard --
+      <pre>
+"A"
+"B"
+"C"
+"D"
+"E"
+"F"
+"G"
+"H"
+"I"
+"J"
+"K"
+"L"
+"M"
+"N"
+"O"
+"P"
+"Q"
+"R"
+"S"
+"T"
+"U"
+"V"
+"W"
+"X"
+"Y"
+"Z"
+"1"
+"2"
+"3"
+"4"
+"5"
+"6"
+"7"
+"8"
+"9"
+"0"
+"RETURN"
+"ENTER" /* an alias */
+"ESCAPE"
+"BACKSPACE"
+"TAB"
+"SPACE"
+"MINUS"
+"EQUALS"
+"LEFTBRACKET"
+"RIGHTBRACKET"
+"BACKSLASH"
+"NONUSHASH"
+"SEMICOLON"
+"APOSTROPHE"
+"GRAVE"
+"COMMA"
+"PERIOD"
+"SLASH"
+"CAPSLOCK"
+"F1"
+"F2"
+"F3"
+"F4"
+"F5"
+"F6"
+"F7"
+"F8"
+"F9"
+"F10"
+"F11"
+"F12"
+"PRINTSCREEN"
+"SCROLLLOCK"
+"PAUSE"
+"INSERT"
+"HOME"
+"PAGEUP"
+"DELETE"
+"END"
+"PAGEDOWN"
+"RIGHT"
+"LEFT"
+"DOWN"
+"UP"
+"KPDIVIDE"
+"KPMULTIPLY"
+"KPMINUS"
+"KPPLUS"
+"KPENTER"
+"KP1"
+"KP2"
+"KP3"
+"KP4"
+"KP5"
+"KP6"
+"KP7"
+"KP8"
+"KP9"
+"KP0"
+"LCTRL"
+"LSHIFT"
+"LALT"
+"RCTRL"
+"RSHIFT"</pre>
+
+    <p>-- Mouse --
+    <pre>
+"LCLICK"
+"MCLICK"
+"RCLICK"</pre>
+
     </blockquote>
   </body>
 </html>