Arendelle language support in Atom

Adds syntax highlighting and snippets to Arendelle files in Atom.

Name		Name	Last commit message	Last commit date
Latest commit History 19 Commits
grammars		grammars
keymaps		keymaps
lib		lib
menus		menus
snippets		snippets
spec		spec
styles		styles
.gitignore		.gitignore
CHANGELOG.md		CHANGELOG.md
LICENSE.md		LICENSE.md
README.md		README.md
package.json		package.json

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