We now again use a basic indentation of 4 for R and C (as recommended by the R coding standards - but not the default in R Studio).
S4 method of plot for x of type crossoverSearchResult now has all the old non-S4 functionality (especially it is possible to specify argument 'type' again).
Loading library Matrix since it is no longer a dependency.
Since the S4 plot method now works as expected we no longer need this workaround.
Vertical axis labels for x axis.