* Google Charts now have stacked bars (vertical and horizontal)

* Some tips and code standarts pointed by Code Review module implemented

* If there is no default chart provider or chart type select, now uses the first one enabled by default.

API Changes:
* The new hook_chart_types() set new chart types (like "Vertical Bar 3D")
* The '#types' on hook_charts_info() now only list the chart type code.

* Since the include file is done before calling the render function, it doesnt need to be on the .module file

* Some modifications on hook_charts_info. now it returns all info without the need of an operator

* hook_chartsapi renamed to hook_charts_render

* hook_chartsinfo renamed to hook_charts_info

* Converting all files to UNIX end-of-file

* Some Drupal code compliance fixes

* Print error messages for Google Charts API when something went wrong

* _google_charts_chart() will set all chart-level data
* _google_charts_series() will set all series-level data
* _google_charts_values() will set all value-level data

Misc:
* Google Chart now uses the new chart data schema

* Code organization

* Now data is given in an array with all series.
* $max is calculated inside the function, instead being given as a parameter

* To minimize the module footprint, all google chart non-hook function are now placed on google_charts.inc

* hook_chartsapi() now process the chart data
* google_charts_encodesimple() will encode the chart data, to shrink the URL string

* hook_chartsinfo() and hook_chartsapi() basicly implemented

* File $Id: $ correctly placed

* Google Charts API integration