Improve suggestions' experience

[f-person]

• [x] Handle capitalization correctly
• [ ] Add settings to disable suggestions
• [x] Replace "և" with "եւ" in case the setting is turned on
• [x] Add alternative dictionaries
• [x] Perhaps show more suggestions on iPads?

[f-person]

The option to disable suggestions is not necessary at this point. I am closing this as completed.