Better handle resizability of textarea
Better handle resizability of textarea

For textarea in profile, no resize icon will be shown because the size
has been fixed by CSS. In proposal only the width is fixed and textarea
can be resized vertically.

uranusjr/pycontw2016,pycontw/pycontw2016,uranusjr/pycontw2016,pycontw/pycontw2016,uranusjr/pycontw2016,uranusjr/pycontw2016,pycontw/pycontw2016,pycontw/pycontw2016