Added compute_running_average function in ljanalyze.py
asdasd
Pressure and Energies are measured in ljanalyze.py

Turns out that ljanalyze now needs much more time
than before...
Merge branch 'master' into andi

Conflicts:
	.gitignore
	03/ljanalyze.py
	03/ljsim.py
bugfix
Energies are mearsured in ljsim.py again
Pressure fixed!!