Update ember-intl to version 2.0.0 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

ember-intl just published its new version 2.0.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of ember-intl – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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The new version differs by 138 commits .

• 64e46a0 2.0.0 :cake:
• d2153cf Removing version from bower.json
• b00c087 Fixing beta and canary
• 2d77c12 Removing gitter
• b0a98ba Merge pull request #266 from drewclauson/patch-1
• 0b9743c Fix additional link
• 969fb62 Fix Format Date Options link
• 8b1891a removing merge-tree wrapper
• ef96785 bump intljs
• d5d0b0a rc.7
• 52a9e8a removing no longer needed empty folder
• 772005d cleaning format-base helper
• e673371 addTranslations should use addTranslation
• 1b0049b Translation folder optional, no longer required
• f04993b rename adapter:-intl-adapter to adapter:default

There are 138 commits in total. See the full diff.

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