vterm: Don't try to push chars with a len of 0.
vterm: Don't try to push chars with a len of 0.

Julian/urwid,bk2204/urwid,zyga/urwid,tonycpsu/urwid,harlowja/urwid,harlowja/urwid,rndusr/urwid,zyga/urwid,ivanov/urwid,Julian/urwid,tonycpsu/urwid,drestebon/urwid,westurner/urwid,foreni-packages/urwid,hkoof/urwid,ivanov/urwid,urwid/urwid,Julian/urwid,drestebon/urwid,douglas-larocca/urwid,inducer/urwid,ivanov/urwid,urwid/urwid,inducer/urwid,hkoof/urwid,westurner/urwid,douglas-larocca/urwid,westurner/urwid,mountainstorm/urwid,bk2204/urwid,mountainstorm/urwid,wardi/urwid,wardi/urwid,wardi/urwid,rndusr/urwid,foreni-packages/urwid,mountainstorm/urwid,harlowja/urwid,urwid/urwid,bk2204/urwid,tonycpsu/urwid,hkoof/urwid,zyga/urwid,inducer/urwid,foreni-packages/urwid,rndusr/urwid,douglas-larocca/urwid,drestebon/urwid