Changes since the last release:
- fixed macOS Gatekeeper issues by code-signing app
- fixed macOS showing accent popup for held keys (#113)
- fixed macOS shake-to-locate mouse issue (#114)
- fixed instruction trace showing wrong register values (#111)
- fixed issue disabling breakpoints when more than 22 were set
- fixed window border colour being too light (#115)
- fixed use of "yes" as boolean value on command-line (#112)
- added alternative debugger key mappings
- added PDB file generation to aid debugging Windows builds