change where textView KVO is added/removed. remove textView snapBackToPoint delegate callback.
edit text view notifications for refreshing view for placeholder text.
add NSLog macro
remove data detectors by default
Fix inconsistent bubble position due to displayed timestamp.
remove scrollToBottom. now responsibility of subclass. closes #159.
Merge pull request #171 from tflhyl/feature/fix-bubble-position

Fix inconsistent bubble positioning (issue #153)
slight refactoring from PR #153
Merge branch 'develop'
comment header
update travis
update readme
update travis
begin unit tests
Update README.md
make tableview frame size of container and only set insets. RE: close #150
bump version to 4.0.0