## 1.0.8

* Upgrade Android SDK to 2.2.4.

## 1.0.7

* Fixed bug: "Unhandled Exception: type 'String' is not a subtype of type 'double?' in type cast"

## 1.0.6

* Upgrade Android SDK to 2.2.3.
* Upgrade iOS SDK to 2.2.1.

## 1.0.5

* Update README.md
* Upgrade iOS SDK to 2.2.0.

## 1.0.4

* Initial release.
