charts_test.html extending base_script.html OK

## v0.1.24
## for Issue #31
base_script.html now only with {% block charts %}

## v0.1.24.02
## for Issue #31
Everything back to base.html

## v0.1.24.03
## for Issue #31
—testing transparency on charts_test.html OK
Merge pull request #32 from rodrigodub/google_charts_trial

Google charts trial