Merge branch 'master' into feature-file-templates

Conflicts:
	app/views/application/_navigation.html.slim
	config/locales/de.yml
	config/locales/en.yml
	db/schema.rb

db/migrate/20160624130951_add_solved_to_request_for_comments.rb

@@ -0,0 +1,5 @@
+class AddSolvedToRequestForComments < ActiveRecord::Migration
+  def change
+    add_column :request_for_comments, :solved, :boolean
+  end
+end

db/migrate/20160630154310_add_submission_to_request_for_comments.rb

@@ -0,0 +1,5 @@
+class AddSubmissionToRequestForComments < ActiveRecord::Migration
+  def change
+    add_reference :request_for_comments, :submission
+  end
+end

db/migrate/20160701092140_remove_requested_at_from_request_for_comments.rb

@@ -0,0 +1,5 @@
+class RemoveRequestedAtFromRequestForComments < ActiveRecord::Migration
+  def change
+    remove_column :request_for_comments, :requested_at
+  end
+end

db/migrate/20160704143402_remove_teams.rb

@@ -0,0 +1,7 @@
+class RemoveTeams < ActiveRecord::Migration
+  def change
+    remove_reference :exercises, :team
+    drop_table :teams
+    drop_table :internal_users_teams
+  end
+end