http://stackoverflow.com/questions/11869593/c99-printf-formatters-vs-c11-user-defined-literals for
explanation.

This reverts commit 11a1855aa7933e96b98af54470663f8b571756eb.

fixed OPJ_PLUGIN_STATE_DEBUG_ENCODE bug, where number of plugin bit planes differed from grok open source number of

bit planes

clang-3.9 is now available with apt add-on in travis-ci

This ensures all openjpeg.h dependencies are met.
Fix #673

allow user to store either capture or display resolution, either from command line, or read in from image. Currently, image resolution is only supported for TIF input images.