Added support for redrawing chart from the external script.
Fixed: Typo in draw_fn_name.
Escapes apostrophes properly in string values.

Fixes #56 https://github.com/winston/google_visualr/issues/56
Bump to 2.1.7
Update readme.
Proper headers for readme.
Update header again.
Argh..
Changed Google Ajax API load to https

Changing from http to https allows google-visualr to correctly load in Heroku.
Update gemcutter
Merge pull request #59 from BernardoMenezes/master

Very minor pull request: changing API call from http to https
Upgrade to ruby-2.0.0-p247 and change to use .ruby-version and .ruby-gemset.
Update gemspec.
Merge branch 'master' of https://github.com/Cervajz/google_visualr into Cervajz-master

Conflicts:
	lib/google_visualr/base_chart.rb
Fixed and added more specs for updated to_js method.
ImageChart module don't require param_helpers.
Version bump to 2.1.8
Update readme.
Update readme.
More update to readme.