0.16.0

Improvements

• !upload now uploads directly to Discord if the file is small enough (#166)
• Update Spanish localization (credit: @Sinesthesyc)
• Update German localization (credit: @Gabbalo)
• Add French posters/guide/character sheet
• Logging improvements

Fixes

• Allow bot to have arbitrary role name (#164)
• Bot no longer retains game state after running !server_setup