Went from 'current line' and 'second current line' to just 'current line'.
Just need the "yellow" highlighter for all lines in the stack frame.
Show all search results is code editor.
Show number of seach matches.
Clear searches when QLineEdit 'clear' button is pressed.
Show searches when QLineEdit 'return' is pressed.
Show searches when MatchCase QCheckBox is tiggered.
Reworked editor "extra selections" logic.