Enhance mouse event handling for middle mouse button#76

NullPointerDepressiveDisorder merged 2 commits intomainNullPointerDepressiveDisorder/MiddleDrag:mainfrom

73-still-getting-the-odd-stickinessNullPointerDepressiveDisorder/MiddleDrag:73-still-getting-the-odd-stickinessCopy head branch name to clipboard