* Added a button to add a review (via a web browser).
* Other improvements.

0.4.6:

* Added "advanced call blocking mode".
* Fixed initial DB downloading in some circumstances.
* Minor fixes.

0.4.5:

* Fixed compatibility with older Android versions.
* Small fixes.

0.4.4:

* Added Spanish translation thanks to Diego Sanguinetti (@sguinetti).
* Small fixes.

0.4.3:

* Fixed notification actions.
