Merge remote-tracking branch 'upstream/master' into multiple-recurring-tasks

Conflicts:
	config/locales/de.yml

config/locales/simple_form.en.yml

@@ -1,26 +0,0 @@
-en:
-  simple_form:
-    "yes": 'Yes'
-    "no": 'No'
-    required:
-      text: 'required'
-      mark: '*'
-      # You can uncomment the line below if you need to overwrite the whole required html.
-      # When using html, text and mark won't be used.
-      # html: '<abbr title="required">*</abbr>'
-    error_notification:
-      default_message: "Please review the problems below:"
-    # Labels and hints examples
-    # labels:
-    #   defaults:
-    #     password: 'Password'
-    #   user:
-    #     new:
-    #       email: 'E-mail to sign in.'
-    #     edit:
-    #       email: 'E-mail.'
-    # hints:
-    #   defaults:
-    #     username: 'User name to sign in.'
-    #     password: 'No special characters, please.'
-