The type qualifiers const, restrict and volatile as defined by the
C99 specification are supported. These qualifiers cannot be used with
image2d_t or image3d_t type. Types other than pointer types shall not
use the restrict qualifier.

See discussion in https://github.com/stitchEm/stitchEm/issues/100

Add Community section to README

Disable NVENC output in Studio

PTGui file parsing with float e+ notation

fix Vahana VR close button

OpenCV v3 minimum requirement now

CUDA_LOCAL_ARCH_ONLY CMake fix

* Use nice container feature of github actions
* Remove automated builds for CUDA 8 and 9

OpenCV4 support : change old C definition to standard c++ one in use
the old definition still exist in imgproc.c_types.h

add camorah info and download link to README

Fixes for Mac Package