Preformatted text overflows left column

[Zach Riggle]

Pre-formatted text (e.g. indent by 4) should not overflow into the right hand column. There should at minimum be a setting to wrap the text automatically.

# example
#
# This is an example of text that overflows to the right column:
#
#      aaa bbb ccc ddd eee fff ggg hhh iii jjj kkk lll mmm nnn ooo ppp qqq rrr sss ttt uuu vvv www xxx yyy zzz
foo = 1