The software renderer is longer specific to SDL2
Add GLFW3-Software renderer to Travis
Fix GLFW3-Software fullscreen aspect ratio
Added GLFW3 support for the software renderer
Add extra failure error messages
Merge branch 'accurate' into portable
Make bugfix consistent with official code
Make it so `Backend_Init` can fail
Replace leftover SDL_ShowSimpleMessageBox calls
Make SDL2's Backend_ShowMessageBox print to console
Fix potential NULL being passed to printf
Merge branch 'accurate' into portable
Pre-process audio in the software mixer
Merge pull request #101 from GabrielRavier/fixPortableBugs2
Merge branch 'accurate' into portable
Merge pull request #105 from GabrielRavier/accuratePortableBugs2SisterPR
Whoops, remove a leftover `std::`
Different optimisation for software-mixer
Merge pull request #96 from GabrielRavier/improvePerformance2
Backends/Audio/SoftwareMixer: Optimized `fmod(x, 1.0)` to `x - trunc(x)`
Direct MSYS2 users to use PKG_CONFIG_STATIC_LIBS
Merge branch 'portable' into improvePerformance2
Update function names in devilution-comparer file
Fix compiler error with DEBUG_SAVE enabled
Fix weird buzzing in the software mixer
Change how backend keyboard status stuff works
Offload keyboard tracker to the engine
Merge branch 'accurate' into portable
Merge branch 'portable' into improvePerformance2
Improve the SDL2 controller backend too
Restore support for joystick axes neutrals
Add support to the GLFW3 backends as well
SDL2 controller backend - support axes and hats
Set SDL2 audio backend to 48000Hz
Move window ownership to the window backend
Merge branch 'accurate' into portable
Prevent console from appearing in Makefile builds
Change 'PlatformBackend' namespace to 'Backend'
Change render backend namespace to RenderBackend_
Add hotplugging support to SDL2 backend
Clean-up SDL2 controller backend
Cleanup and proper deinitialisation
Comment GLFW3 code, restore some vanilla behaviour
Add hotplugging support to the GLFW3 backend
Merge branch 'accurate' into portable
Apply some missing BOOL constants
Added controller support to GLFW3 backend