Run-time
- Bugfix: use actual path of executable, not argv[0], to figure out where to look for libtelemetry.so.
Visualizer
- Bugfix: fix data from live sessions only showing up with significant delay.
- Bugfix: fix underscores not being visible in text edit fields.
- Bugfix: fix "profiler" panel computing totals over incorrect range.
- Bugfix: fix a crash on Linux.
