[gta02-core] PCF50633 footprint and footprints in general

[Dave Ball]

Werner Almesberger wrote:
> Dave Ball wrote:
>   
>> Also, this symbol doesn't have any orientation information - is
>> there a prefered way of adding that?
>>     
>
> We mainly have some sort of silk screen squiggle that maintains a
> somewhat reasonably respectful distance to all pads. 

I've just gone with an internal marking for now, but also realised that 
this and the k4m51323 are actually drawn upside-down...


Dave