[hardwrap addon] Improve start-of-line condition for overlong words
[hardwrap addon] Improve start-of-line condition for overlong words

Issue #6494

pabloferz/CodeMirror,pabloferz/CodeMirror,hackmdio/CodeMirror,hackmdio/CodeMirror,dperetti/CodeMirror,wingify/CodeMirror,pabloferz/CodeMirror,wingify/CodeMirror,nightwing/CodeMirror,dperetti/CodeMirror,nightwing/CodeMirror,nightwing/CodeMirror,dperetti/CodeMirror,hackmdio/CodeMirror,wingify/CodeMirror