Removed unused import and added @param comment in
CommentView.CommentView()
Added comment in CommentView.toggleTextField()
bug fixes and additional functionalty, continued from merge
1. post button disabled until editing task
2. changed color options and increased font size for color
3. I can't change size of the ColorComboBox yet.
4. removed "these fields required" bug when switching buckets for a task.
5. removed excess calls to revalidate+repaint.
6. bucket.writeToView() was redundant, so removed.
Change-Id: If93f55e6c750435ec2e1798703b035b26e6969ce