Adds Dutch Translations.

These are a ridumentary first pass, as according to
https://github.com/lefnire/habitrpg/wiki/Translations the localization
implementation is still in a state of flux. Hopefully these can serve
a temporary use in the meanwhile.
Make capitalization consistent with English
Should be single words, typo fix
Fix pet names
These colours should be single words
Thesis is the correct word here
Todo translations modified
module.exports growl notifications so other files can use it
Merge
Merge branch 'develop' of github.com:lefnire/habitrpg into develop
Merge pull request #1 from xeross/locale/nl

Locale fixes/changes
Merge branch 'locale/nl' of github.com:jbnicolai/habitrpg into develop
Additional Keys
Additional Keys
Fix borked translations
Merge branch 'develop' of github.com:lefnire/habitrpg into develop
npcs: matt stable-master in the the pets tab (bravo @Shaners!). also
include link to the pets spritesheet, and some info on mounts
Merge branch 'develop'

Conflicts:
	locales/en/app.json
fix up stables / matt for smaller screens
misspelled matt boch