Fixed syntax error in the open db example 

closes #92 

Bumped up the version. Also updated the tap dev dependency version to 0.3.1

Merge pull request gabipetrovay#63 from ffissore/master cascading save, new create vertex/edge sql, ORIDs support

version increment 

Bumped up the version 

Bumped up version 

Bumped up the version for a minor release 

release 0.8.0 closes #12