new config.h for xf86-input-elographics 1.4.1 and xf86-input-synaptics 1.7.1

merge xf86-input-elographics 1.4.1 and xf86-input-synaptics 1.7.1.

initial import of xf86-input-synaptics-1.7.1

initial import of xf86-input-synaptics-1.4.1. important changes include:
fixes for x.org bugs 37459 34257
fixes for freedesktop bug 31921
support for pressure and width
support for hysteresis-based noise reduction
support for corner tap
support for input ABI 12
fixes for configuration issues

add a config.h for xf86-input-synaptics 1.3.0.

initial import of xf86-input-synaptics-1.3.0