devtools

82892353 - [Story of Your Layout] Visualize constraints and prevent scrolling (#1347)

[Story of Your Layout] Visualize constraints and prevent scrolling (#1347) * Visualize constraints below each height/width arrow indicator and prevent scrolling when it does not need to * Refactor and clean up code styles * Revert comment tab changes * Fix computeRenderSizes bug when all elements are equal and add documentation/tests * Fix comment style