BUMP! I am interested in a solution for this as well!
imacros macro
Code:TAG POS=1 TYPE=B ATTR=TXT:Delete WAIT SECONDS=2 TAG POS=1 TYPE=BUTTON ATTR=TXT:Delete WAIT SECONDS=2
VERSION BUILD=8070701 RECORDER=CR
URL GOTO=https://twitter.com/YOUR-PROFILE-ID/with_replies
WAIT SECONDS=2
TAG POS=3 TYPE=SPAN ATTR=CLASS:Icon<SP>Icon--dots&&TXT:
WAIT SECONDS=2
TAG POS=2 TYPE=BUTTON ATTR=TXT:Delete<SP>Tweet
WAIT SECONDS=2
TAG POS=1 TYPE=BUTTON ATTR=TXT:Delete
WAIT SECONDS=2
imacros macro
Code:TAG POS=1 TYPE=B ATTR=TXT:Delete WAIT SECONDS=2 TAG POS=1 TYPE=BUTTON ATTR=TXT:Delete WAIT SECONDS=2