BL-673: Sample Texts folder opens under existing open windows

There is no way to bring another program to the front using just Mono on Linux. Actually, the same goes for Windows - you have to use API calls to reliably bring it to the front. However, if the Linux system has a package called "xdotools" installed, it can be done easily.
Do we need to catch exception if wmctrl is not installed, e.g. on a developer machine?