Better formatting for Information template

Add new lines to information template to make editing easier and
pipe the user link so it displays better.

This basically copies https://github.com/wikimedia/apps-android-commons/commit/a2f63f17c7549c2e9929103afe864d10229a7389 and https://github.com/wikimedia/apps-android-commons/commit/96de1dc54c13bbb3f037946f64af5ed936c774b2 to the iOS version of the app.