fix pointy corners with border-radius
fix pointy corners with border-radius

Addresses pointy corners on commit message issue #6635.
Restores textarea border-radius to inherited value.

say25/desktop,desktop/desktop,artivilla/desktop,j-f1/forked-desktop,kactus-io/kactus,kactus-io/kactus,shiftkey/desktop,kactus-io/kactus,j-f1/forked-desktop,desktop/desktop,artivilla/desktop,say25/desktop,shiftkey/desktop,artivilla/desktop,say25/desktop,artivilla/desktop,desktop/desktop,say25/desktop,j-f1/forked-desktop,shiftkey/desktop,kactus-io/kactus,j-f1/forked-desktop,shiftkey/desktop,desktop/desktop