clean up exceptions
show a different symbol for disabled breakpoints in the file view
handle breakpoint-modified response and improve presentation to the user
use valid indices for dataChanged
add overlay widgets for breakpoints and do some cleanups on the way
branch merge
fix bugs introduced in the last merge (stack markers and tracepoints)
make breakpoint overlays optional
Merge remote-tracking branch 'origin/master'
fix a bug where dataChanged was not emitted for the first breakpoint
make overlays work with folding
Merge remote-tracking branch 'origin/master'
remove unnecessary getter
reset hit count when target is started
fix breakpoint check lines passed as strings
fix a bug with tracepoints and clean up stuff while we're here
Several tracepoints in consecutive lines caused out-of-order continue commands.
fix a bug: we need to call .emit on a signal, not the signal itself
factor out overlays
clean up some stuff
WIP