[Bug] Json Viewer: Break long strings

[brancoder]

Bug description

In Json Viewer long string overflows an element's box.
Linked to: #102

Steps To reproduce the bug

1. Search for message with id: aa8bc49c0e4bb2d1f509c1544b43b12ecfd27c0cc3c29f9faa555f799e4225ff
   or navigate to {host}/mainnet/message/aa8bc49c0e4bb2d1f509c1544b43b12ecfd27c0cc3c29f9faa555f799e4225ff

Expected behaviour

Break a long string and make it continue on the next line.

Actual behaviour

[rubalv96]

This has been resolved in boxfish-studio@d50c019