- added a manager for keeping track of services/ports
- added a memory mapped region for memory accessed by HLE
- added HLE for GetThreadCommandBuffer function

added a SETABORT method that does not update LR (for HLE'd SVC that does not jump appcore CPU to an IRQ vector)

- added service.h as an initial service interface

- added hle.cpp and module registration
- removed unused code

- cleaned up window title
- cleaned up emu_window_glfw/emu_window

- updated code style/naming conventions