Merge pull request #15 from zotya/master

Fixed visualization migration to create the default images for charts
Update jquery_src to return the first available jQuery JS resource
fix bad italian po
Merge branch 'master' of github.com:collective/eea.googlecharts
Prepare eea.googlecharts 6.4.
Updated version for eea.googlecharts to 6.5-dev
[JENKINS] - Fix pylint warnings
[JENKINS] - Fix pyflakes warnings.
Refs #10239; Fixed embed for migrated dashboards
Refs #10239; Added view to get notes for chart