[tests] port test scripts to new gi based pygobject
[connman] Fix magic after merge conflict.

The stats data file magic number was changed to reflect the new 64 bit
data format. With the mismatched magic stats-tools would re-initialise
the data files when inspecting them, clearing all data.
Merge pull request #49 from amccarthy/master

[connman] Fix magic after merge conflict.
Merge pull request #48 from lpotter/master

[connman] fix crash when dbus message is NULL
Merge pull request #50 from mer-packages/pygobject

[tests] port test scripts to new gi based pygobject
[connman] fix accessing null object crash in wifi.c