Birthdays into Calendar

Invalid date

2.0
* Better support for Android 6 and 7

1.17
* Reduce apk size by switching from HtmlSpanner to HtmlTextView library

1.16
- New fixes to prevent duplicated events

1.15
* Show dialog if workaround is needed
- Fix crash when contact has no corresponding sync account
- Don't add duplicated events (Please submit bug reports if this still happens)

1.14
* Account Filter (Only on Android >= 4)

1.13
* Allow reminders also 5, 7, 10, and 14 days before