plan9: uppercase/lowercase shortcuts
plan9: treat ~ just as `
plan9: don't block on channel send (sim and kproc), sanitize alt array indices
plan9: copy/cut/paste through snarf buffer
plan9: better info drawing, handle ` to enter/leave sliding mode
plan9: minimize frame time deviations, also display it in microseconds
plan9: bound checks for fieldset and selmove
plan9: sliding mode
plan9: handle space differently depending on insert/append mode
plan9: load/save and display the filename
plan9: fix timing, fast bpm changing, handle more keys
plan9: fix field resizing by copying to a separate buffer and back
plan9: add >, < and esc handling
plan9: more info on the screen, more keys supported
plan9: field resizing, loading files, rudimentary editing
add Nix expression for Orca installation
plan9: make it play stuff through dmid+opl3 (still need proper timings and notes off)
fixes I to work with capitals
Merge pull request #56 from cmaughan/hotfixes/variable-input
Remove duplicated field load error strings
Update README.md
Fix naming mixup in oso.c for osocatprintf/osoputprintf
Fix MIDI clock menu not showing prefs save error
Update readme with newer menu and controls guide
Change to split highlighting prediction based on is_playing
Fix unbound env variable error in tool script
Add protection against $CC=*mingw32*.exe on cygwin
Fix GCC -Wconversion warning in newer GCC versions
Shrink definition of brackpaste sequence getch/ungetch
Add tilde expansion for the open file dialog
Update README.md
Add protection against successfully loading a 0x0 file
Fix conf error messages to not have orca in their name
Cleanup conf naming prefix requirement
Factor out hard-coded conf file name
Cleanup opt/arg handling and error reporting
Remove old 'margins' cmdline arg opt
Fix auto-play causing 'new file' message to disappear
Add missing '?' for valid glyph check
Change to use LUT for glyph->number in VM
Move midi_mode storage out of Tui and into Ged
Fix incorrect conf loading value for MIDI clock
Change default conf for MIDI beat clock to disabled