[quake3] Patches for three bugs

[Neil Toronto]

Ben Noordhuis wrote:
> Dear all,
>
> I submit for your approval a collection of small bug fixes:
>
> 1. https://bugzilla.icculus.org/show_bug.cgi?id=2945 -- Mouse locks
> when using console in windowed mode (SDL)
>
> To reproduce:
>
> - compile IOQ3 against SDL
> - start it in windowed mode
> - open the console
> - move the mouse outside the window
> - close the console
>
> The mouse is now locked to the horizontal plane and cannot be moved 
> more than
> approximately 45 degrees in both directions. The cause is likely a bug 
> in SDL
> or xlib. This patch works around it by warping the mouse to the center 
> of the
> window before grabbing it again.
>
> 2. https://bugzilla.icculus.org/show_bug.cgi?id=2946 -- Cursor
> misplacement in console after scrolling
>
> To reproduce:
>
> - open the console
> - type something until the text begins to scroll
> - scroll back
>
> Character zero becomes unreachable due to a miscalculation in the 
> engine. This
> also applies to the different messagemodes. Said bug also exists in 
> vanilla
> 1.32 Q3A.
>
> 3. https://bugzilla.icculus.org/show_bug.cgi?id=2863 --  Can't use DEL
> key for binds
>
> Existing bug report. Patch submitted that fixes the issue.
>
> Sincerely,
>
> Ben

Very cool. Those first two have been bugging me for a  while now.

Neil