Release Notes for 554

HttpService: the behavior of JSONEncode is now more consistent across platforms; the performance of JSONEncode has been substantially improved.

Increased default re-entrancy depth for deferred Lua from 10 -> 80

Make StudioApp a library and clean up.

Fixed Studio font consistency.

Reduce memory used by fonts when there is more than one DataModel running, like on iOS+Android.

The command Ctrl+A (or Command + A for Mac users) will now select all non-hidden items in the Explorer widget when the Explorer is focused.

Pathfinding improvements

First return value of Luau 'next' function now includes 'nil' result.

ScrollingFrame scrollbar no longer disappears suddenly on mobile devices.