updated gitignore file
added stm32 source
added pattern and automation clear function
refactoring - removed some unused/old code
fixed build error in last commit
fixed makefiles for hardfault handler + cleanup
AVR code + FirmwareImageBuilder added
added AVR bootloader project
fixed AVR save page state reset
AVR front refactoring - cleanup
added screensaver menu option, fixed menu encoder button bug
more transient tables + click fix. removed binaries. mute invert fix.
fixed filter instability + reso boost
parameter array fix.
fixed some typos
fixed mute invert/unmute all in performance mode
fixed load/save page settings freeze and init
loaded pending pattern can be triggered with the already playing pattern button
code cleanup
added LED feedback to bootloader
fixed message typos in BL
increased output DMA size to 32