akonadi-googledata does not work with kde 4.7

```
Hi, I do use latest libgcal and akonadi-googledata from git. My OS is gentoo 
amd64 and kde version is 4.7.1.
Unfortunately akonadi-googledata does not work, I don't get any error message 
but it doesn't sync my events.
```

Original issue reported on code.google.com by `niccolo....@gmail.com` on 12 Sep 2011 at 10:02
