UAT-168 Changed max number of components shown for PCA
UAT-168 Changed max number of components shown for PCA

The PCA analysis generate 3 types of results. Component-summary, scree-
plot, and gene-lists-per-component. The component-summary will show all
components, whereas the other two results are now capped according to
the new argument max.pcs.to.show, which is set to 10 by default.

UMich-Transmart/Rmodules,wimvanderlinden/Rmodules,UMich-Neptune-Transmart/Rmodules,UMich-Transmart/Rmodules,transmart/Rmodules,thehyve/Rmodules,thehyve/Rmodules_oncoprint,thehyve/heim-Rmodules,thehyve/Rmodules,thehyve/heim-Rmodules,cdejonge/Rmodules,thehyve/heim-Rmodules,thehyve/heim-Rmodules,thehyve/Rmodules,wimvanderlinden/Rmodules,baumjamin/Rmodules,thehyve/Rmodules,transmart/Rmodules,baumjamin/Rmodules,thehyve/Rmodules_oncoprint,baumjamin/Rmodules,UMich-Neptune-Transmart/Rmodules,UMich-Transmart/Rmodules,wimvanderlinden/Rmodules,baumjamin/Rmodules,UMich-Neptune-Transmart/Rmodules,UMich-Neptune-Transmart/Rmodules,transmart/Rmodules,UMich-Transmart/Rmodules,cdejonge/Rmodules,thehyve/Rmodules_oncoprint,wimvanderlinden/Rmodules,cdejonge/Rmodules,transmart/Rmodules,cdejonge/Rmodules