iOS Design improvements

[AndrewGable]

cc @shawnborton

1. Limit report title to two lines
2. Give the last comment a bit of padding

[shawnborton]

Hmm, it's weird that the last item doesn't have the padding below it like web does. Do you think the useSafeInset thing is pushing the input up and covering the bottom padding? Either way, I can have a looksie.

[shawnborton]

I think you fixed the two-line thing in your hamburger PR, and I addressed the last padding thing here: #217