Adding hex support.

* Removing Owl Platform library dependencies
* Adding hexadecimal tag ID column to recorded format
* Adding option to show hexadecimal tag IDs (key 'x')
* Updating README

Changes to be committed:
	modified:   CMakeLists.txt
	modified:   README.md
	modified:   inc/cons_ncurses.hpp
	modified:   src/CMakeLists.txt
	modified:   src/cons_ncurses.cpp