Hide keyboard on pressing arrow
Hide keyboard on pressing arrow

Putting the input in a form will allow this.

Resolves #1841

alicoding/webmaker-android,bolaram/webmaker-android,rodmoreno/webmaker-android,mozilla/webmaker-android,alanmoo/webmaker-android,k88hudson/webmaker-android,k88hudson/webmaker-android,gvn/webmaker-android,j796160836/webmaker-android,adamlofting/webmaker-android,alanmoo/webmaker-android,rodmoreno/webmaker-android,j796160836/webmaker-android,bolaram/webmaker-android,mozilla/webmaker-android,gvn/webmaker-android,alicoding/webmaker-android