R1:2d3e75938f10

Minor Tokenizer Form Bugs

Summary:
-Tokenizer field now grows.
-Tokenizer input text standard #333

Test Plan: use tokenizer

Reviewers: epriestley, btrahan

Reviewed By: epriestley

CC: aran, Korvin

Maniphest Tasks: T3158

Differential Revision: https://secure.phabricator.com/D5886