Update plot functions

All plot functions are based on plotTraj which allow to plot a summary
of the trajectories (mean, median and CI).

Still need to test some of them
Merge branch 'master' of https://github.com/sbfnk/fitR into byebyefitparam

Conflicts:
	R/ABC.r
	R/plot.r
	R/utils.r
	man/simulateModelReplicates.Rd
Merge branch 'byebyefitparam'

Conflicts:
	NAMESPACE
	R/ABC.r
	R/plot.r
	R/utils.r
	man/SEITL_distanceOscillation.Rd
	man/plotTraj.Rd
	man/simulateModelReplicates.Rd
Merge branch 'master' of https://github.com/sbfnk/fitR