episode: #apply_global accepts optional n episodes
episode/add: fix typo
episodes: fix param :apply_episodes
episode: optimize #update_last_episode
episodes: add from/to to #apply_global
create 'Guida all'uso.md'
Guida all'uso.md: fix commas
Merge pull request #29 from RoxasShadow/master

episode: add from/to to #apply_global and add 'Guida all'uso.md'