* Change ThemeFile class to use generic YAML parser instead of hard wired code.
Fix handling of empty input lines in YAML parser.
Increase size of YAML parser variables to handle theme 'info' property length.
* Update comment.
* Fix error.
* Proper fix for blank lines in YAML file.
* Fix YAML blank line handling (attempt 3).
* Ensure theme YAML file is backward compatible.
* Store selected theme in radio settings instead of selectedtheme.txt file.
On start, if radio settings theme is empty, try and load from selectedtheme.txt file.
In Companion, save/load the selected theme in the radio settings YAML file; but no UI to select theme.
* Update selected theme name in radio.yml if the theme name was edited.
* Only save 'selectedTheme' in Companion on color LCD radios.
* (cpn) Add bullets & length warning
* (fw) Show labels with bullet separators
* (fw) Check all running twice. Remove from here
* (fw) Correct buffer overflow when labels too long
* (fw) Rem bullets in model label string
* (fw, cpn) Labels length
cpn,fw Limit label length
cpn Check correct model on rename length
cpn Focus issues
cpn Add rename, move up/down.. still has an issue with selection. TODO...
cpn Switch to utf8 encoding
cpn Rename button ;)
* (cpn) Move up down working
re-Fix Checkbox, partially isn't what I thought (not greyed)
* (fw) Add CSV string funcs
Limit length of model edit shorter in portrait mode
* (cpn) Correct Label option showing on B&W
* (fw) Radio filename set but no file exists don't create
* (cpn) Simplify wording
* (fw) Correct debug values
* (fw) Reduce truncation length
* (both) Don't allow special chars in label name
(cpn) Prevent move when at top and bottom
(fw) Remove multiple label length defines
(fw) Shorten truncate length even more
* (fw) Close model_select on new model
