Made the load_actors function  on the show class public and added the documentation for the function.
Made the load_banners function on the Show class public and added the
documentation for the function.
Marked the TVDB.get function as deprecated and to use the get_series
function instead. Updated the documentation to reflect this.
Fixed naming error load_actors and load_banners.
Updated the changelog for version 0.4
Merge branch 'master' into change/RemoveLanguageFile