Bug 1064515 - update learn more link for sponsored tiles overlay [r=adw a=sylvestre]
Bug 1071822 - update the learn more link in the tiles intro popup [r=adw a=sylvestre]
Add a separate const for separate links.
Bug 1059591 - Incorrectly formatted remotely hosted links causes new tab to be empty [r=adw a=sylvestre]
Use catch handler of promises to default to empty array on exceptions.
Bug 1070022 - Improve Contrast of Text on New Tab Page [r=adw a=sylvestre]
Bug 1068181 - NEW Indicator for Pinned Tiles on New Tab Page [r=ttaubert a=sylvestre]
Remove text styling and use an image instead with balanced spacing.
Bug 1062256 - Improve the design of the »What is this« bubble on about:newtab [r=adw a=sylvestre]
Move customize item to outside the panel. Update various panel styling: spacing, sizing, colors.