Google Code-in 2014 Organization KDE Task Check Marble's Pn2Runner plugin for memory leaks and fix them

completed by: Ilya Kowalewski

mentors: Dennis Nienhüser, shentey, Sanjiban Bairagya, Torsten Rahn

Please use valgrind (and possibly kcachegrind) with Marble:

Check for memory leaks. First try finding a possible leak during regular Marble startup.

Alternatively you can use the findings from

http://www.google-melange.com/gci/task/view/google/gci2014/5790648552652800

Inside the sources the Pn2Runner is located at:

sources/src/plugins/runner/