moving the general parameters to top of script
Merge branch 'master' of github.com:mbergins/single_invado_analysis
Merge branch 'master' of github.com:mbergins/single_invado_analysis
Merge branch 'master' of github.com:mbergins/single_invado_analysis
Merge branch 'master' of github.com:mbergins/single_invado_analysis
adding id markers for fixed/timelapse help