*Added Dosbox OPL library build target
*Added opl header and source files 
*Modified opl.cpp to compile without dosbox.h
*Added dbopl header and source files 
*Modified dbopl.h and dbopl.cpp to compile without dosbox.h
*Added adlib source and header files to the build target (doesn't yet compile)
*Modified adlib.h to not rely on dosbox.h
*Added adlib source and header files to the build target
*Added multiple header files required by adlib.h & adlib.cpp
Merge branch 'feature-adlib' into develop
*Added a bunch of dependencies for mixer.cpp
*Created  barebones dosbox.h header which includes config.h and logging.h +Reverted includes to use dosbox.h instead of config.h directly
*Added mixer.cpp and dependencies to DosboxOPL build target
*Added dependencies for pic.cpp *Added pic.cpp and dependencies to DosboxOPL build target
*Added setup.cpp and its dependencies 
*Added setup.cpp and dependencies to DosboxOPL build target
*Added MSG_Add() and MSG_Get() functions to dosbox.h
+Commented out DOS_MCB class from dos_inc.h (it wouldn't compile and didn't appear to be needed anyway)
*Added hardware.cpp
*Added hardware.cpp to DosboxOPL build target
+Changed C_SSHOT flag in config.h to '0' since screenshot support is irrelevant
+Commented out mapper.h include in adlib.cpp, hardware.cpp, and mixer.cpp
+Commented out mapper.h from DosboxOPL build target
+Commented out MAPPER_AddHandler() functions from adlib.cpp and hardware.cpp
Merge branch 'feature-NoMapper' into develop
*Added memory.cpp (source for mem.h) and dependencies
*Added memory.cpp and dependencies to DosboxOPL build target
*Added timer.cpp to DosboxOPL build target
*Added cross.cpp to DosboxOPL build target
*Added support.cpp to DosboxOPL build target
+Commented out debug.h and video.h includes in support.cpp
*Added programs.cpp to DosboxOPL build target
*Added Section and Config classes to dosbox.h