Use header file only version of json_spirit

	We seem to not be able to compile json_spirit unless including it
in the TTcards project compile as a static lib -- so we will go back to
using it as a shared library.
Remove custom CMAKE_CXX_FLAGS_DEBUG setting

	Letting CMake take care of it for us seems to work out well
Remove usage of CardView as a pointer
Remove usage of nom::Sprite pointers; turn image caching on for CardView
Turn image caching on
Update comments
Remove un-necessary config
Use new method enableKeyRepeat in exchange of SDL_EnableKeyRepeat
Latest gamelib repo
Adding cmake module for finding libsndfile when we are compiling nomlib
Reflects recent changes to nomlib repo; commits #982a18f and #bb625d0
Bit of clean up on header file deps
Reflect recent changes in nomlib repo; nomlib_types.hpp to types.hpp
Update doxygen documentation footer
Reflects recent additions made in nomlib -- commit #cbe8fb6
Add cmake module script for finding nomlib library
Add *.txt, *.cmake to file include patterns
Relocate cmake_uninstall.cmake.in to top-level cmake dir
Introduce PROJECT_VERSION & PROJECT_NAME variables into build script
Add conditional check for MinSizeRel when checking for Release build