(svn r10662) -Add: added 'V' as new shortcut for new viewport (bilbo)

-Add: added 'M' as new shortcut for smallmap (bilbo)
-Add: added '+' and '-' as shortcuts to zoom in the mainview (bilbo)
-Add: added support for other keycodes to be possible used in the future (bilbo)

src/video/sdl_v.cpp

@@ -276,7 +276,21 @@ static const VkMapping _vk_mapping[] = {
 	AS(SDLK_KP_MINUS,    WKC_NUM_MINUS),
 	AS(SDLK_KP_PLUS,     WKC_NUM_PLUS),
 	AS(SDLK_KP_ENTER,    WKC_NUM_ENTER),
-	AS(SDLK_KP_PERIOD,   WKC_NUM_DECIMAL)
+	AS(SDLK_KP_PERIOD,   WKC_NUM_DECIMAL),
+
+	// Other non-letter keys
+	AS(SDLK_SLASH,        WKC_SLASH),
+	AS(SDLK_SEMICOLON,    WKC_SEMICOLON),
+	AS(SDLK_EQUALS,       WKC_EQUALS),
+	AS(SDLK_LEFTBRACKET,  WKC_L_BRACKET),
+	AS(SDLK_BACKSLASH,    WKC_BACKSLASH),
+	AS(SDLK_RIGHTBRACKET, WKC_R_BRACKET),
+
+	AS(SDLK_QUOTE,   WKC_SINGLEQUOTE),
+	AS(SDLK_COMMA,   WKC_COMMA),
+	AS(SDLK_MINUS,   WKC_MINUS),
+	AS(SDLK_PERIOD,  WKC_PERIOD)
+
 };
 
 static uint32 ConvertSdlKeyIntoMy(SDL_keysym *sym)