Merge branch 'issue-edit-inline-title-field' into 'issue-edit-inline'

app/assets/javascripts/issue_show/components/app.vue

...assets/javascripts/issue_show/components/fields/title.vue

app/assets/javascripts/issue_show/components/form.vue

app/assets/javascripts/issue_show/index.js

app/assets/javascripts/issue_show/stores/index.js

spec/javascripts/issue_show/components/app_spec.js

spec/javascripts/issue_show/components/fields/title_spec.js

spec/javascripts/issue_show/components/title_spec.js