* Force console scroll area to be multiple of line height. Tons of comments.
* Resize POCSAG console to fill height.
* Make scoll behavior comment clearer
* add a little Stash utility.
* add radio state RAII helper.
* first part of radio_state changes
* add radio_state_ to rest of apps
* fix freq_step and format
* fix unused ui_sigfrx: corrected sample rate, added back freq setting
* removed unused debug and record buttons
* added log checkbox
* changed ignore and log to false at app start for pocsag
* fixed warning: suggest parentheses around arithmetic in operand of '^' proc signal
* ui comsetic fix
* Added HamItUp option to allow quick offset of the tuned frequency
* New HamItUp icon for top bar
* HamItUp checkbox status and frequency persistent settings in Settings/Radio