chore(docs): add ngOptions & selectMode descriptions to typeahead
test(typeahead): add tests for keypress handling
Merge pull request #3 from vmlf01/typeahead-keyboard-tests

test(typeahead): add tests for keypress handling
Merge pull request #2 from vmlf01/typeahead-chore-docs

chore(docs): add ngOptions & selectMode descriptions to typeahead
test(typeahead): add tests for selectMode option