Merge pull request #10620 from davidflanagan/bug874011

Bug 874011: change auto-correct language and suggestions when user switches keyboards r=mcirlanaru(cherry picked from commit e9027411eb0863e15f1f81fa6f74cc1a043fe85c)

Conflicts:

	apps/keyboard/js/layout.js
Merge pull request #10746 from davidflanagan/bug874011-v1-train

Merge pull request #10620 from davidflanagan/bug874011