Allow relative locales in controllers

[jessieay]

• Update absolutize method to set controller locales
• Fixes relative keys in controller actions #46
• There is one failing spec that I could not figure out. Put a "TODO" comment above it and commented it out. Would appreciate help debugging! Failure output:

1) i18n-tasks missing detects missing
     Failure/Error: expect(run_cmd :missing).to be_i18n_keys expected_missing_keys
       Expected ["en.events.show.success", "en.fn_comment", "en.hash.pattern_missing.a", "en.hash.pattern_missing.b", "en.missing-key-question?.key", "en.missing-key-with-a-dash.key", "en.missing_symbol.key_three", "en.missing_symbol.key_two", "en.missing_symbol_key", "en.only_in_es", "en.present_in_es_but_not_en.a", "en.used_but_missing.key", "es.missing_in_es.a", "es.missing_in_es_plural_1.a", "es.missing_in_es_plural_2.a"], but had ["en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.description", "en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.missing", "en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.summary", "en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.title", "en.events.show.success", "en.fn_comment", "en.hash.pattern_missing.a", "en.hash.pattern_missing.b", "en.missing-key-question?.key", "en.missing-key-with-a-dash.key", "en.missing_symbol.key_three", "en.missing_symbol.key_two", "en.missing_symbol_key", "en.only_in_es", "en.present_in_es_but_not_en.a", "en.used_but_missing.key", "es.missing_in_es.a", "es.missing_in_es_plural_1.a", "es.missing_in_es_plural_2.a"]. Diff:

       missing: []
       extra:   ["en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.description", "en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.missing", "en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.summary", "en..Users.jessieayoung.dev.jessieay.i18n-tasks.tmp.test_codebase.app.views.relative.index.title"]

[glebm]

This is great, thank you! 👍 I've fixed a minor issues and the tests.

[glebm]

Released in v0.7.9 🚢

[glebm]

I've added you to Collaborators 🌟

[jessieay]

@glebm 🙌

[c-lliope]

@jessieay you're the best! Just upgraded a client project for this. 😄