For release builds MRI is not enabled, and the selection wouldn't work. This is a patch for it
Changed tabs to spaces
Merge pull request #375 from powertomato/uart_sel_for_release_fix

Uart sel for release fix
fix case where mri is not loaded for serial.
Merge pull request #376 from wolfmanjm/upstreamedge

fix case where mri is not loaded for serial.
Only report long lines in config if not truncating a comment
report the line number the long line is on
Add a DEFAULT_SERIAL_BAUD_RATE define to src/makefile to set the default baud rate used when config has not yet been loaded
Merge pull request #377 from wolfmanjm/upstreamedge

Only report long lines in config if not truncating a comment
Merge remote-tracking branch 'upstream/edge' into edge