Improved use of script when run from another directory
Minor change to naming of files for activation variable traces
Minor tweak to channel analysis template
Some general modifications & tidying up of generated lems analysis scripts

Work towards helping out with
https://github.com/openworm/OpenWorm/issues/169
Merge remote-tracking branch 'upstream/master'

Conflicts:
	Channelpedia/NML2ChannelAnalyse.py