(svn r1658) -Update readme and windows installer for 0.3.6
-Fix up VS6 and add new default icon for OpenTTD
#ifndef SCREENSHOT_H#define SCREENSHOT_Hvoid InitializeScreenshotFormats(void);const char *GetScreenshotFormatDesc(int i);void SetScreenshotFormat(int i);bool MakeScreenshot(void);bool MakeWorldScreenshot(int left, int top, int width, int height, int zoom);#endif