Fix add Ember Try config for 1.12.X
Fix add Ember Try config for 1.12.X

martndemus/ember-font-awesome,joedaniels29/ember-cli-font-awesome,martndemus/ember-cli-font-awesome,lfridael/ember-cli-font-awesome,martndemus/ember-cli-font-awesome,lfridael/ember-cli-font-awesome,joedaniels29/ember-cli-font-awesome,martndemus/ember-font-awesome