Added handling of NETLOGO5 to OperatorsInfoGenerator.
Exception logging fixes.
Operator_Timeries to handle NETLOGO5.
Merge remote-tracking branch 'origin/master'

Conflicts:
	src/ai/aitia/meme/paramsweep/generator/OperatorsInfoGenerator.java
Merge branch 'master' of https://github.com/tamasmahr/MEME.git
Changed model generation to allow the simulation to be stopped from
another thread.
Added a 'maximum length' parameter to the TimeSeries operator.
Changed the standard deviation statistics to compute the unbiased
standard deviation estimator.
Added a member to reference the shutdown hook in order to be able to
remove the hook if the simulation ends.