Added 3 simple ggplot based examples.
Moved ggplot and seaborn examples to their own folders inside example.
Renamed of ggplot and seaborn examples names to simplify them.
Deleted json generation from mpl, ggplot and seaborn examples. Made them more PEP8 compatible.
Merge master and fixed conflicts.
Fixed name of resulting htmls files
Added gitignore files to new folders.
Fixed 'w' not recognized as a color.
Fixed mpl to input valid types to line_dash property.
Deleted bad pushed html file.
Merge pull request #482 from damianavila/ggplot_examples

Added ggplot examples.