Issue #2052429: Followup to "Make multiple series charts easier to create through Views". The setting for "Inherit Y-Axis" was not having an effect unless manually saved.

Initial commit of the new 2.x branch of Charts. Full porting to D7, new Google Charts and Highcharts support. Expanded docs and API support.

Issue #942684 by pillarsdotnet: Fix charts breakage due to #497118: Remove registry (for functions).

* #505226 by Dave Reid and brmassa: Add PHP 5 dependency to charts.info

* Initial Port to Drupal 7

* [#470826] by brmassa and Panthrax

* [#261437] by brmassa

* [#473292] by Surrogard

* A warning on hook_requirements when the PHP version is below 5.2

* Functions moved from one file to other in order to improve performance

* [#447638] by acrollet and brmassa: Option to add label when using the 'Display sum of different values from one column' option

* Set the proper dependency on Open Flash Charts API module

* Small JS bug

* Google's Scatter plot now accepts individual point labels

* Node activity from Charts system fixed.

* Views integration now works after the internal data modification

* Color palette bugs fixed

* Better and more generic Google Charts code (and more improvements still to be made)

* Google pie charts now accepts multiple series

* Both Line and Pie charts using Google Charts uses the correct colors!