Set a default value for array and map types
Add check for uninitalized token to fix #150
Merge pull request #152 from ircmaxell/issue_150_fix

A fix for issue 150
Updated MapsEngine.php
Updated Calendar.php
Updated Pagespeedonline.php
Removed Shopping.php
Fixed code style
Merge pull request #141 from wibblymat/default-value

Set a default value for array and map types