added additional field - adjusted controller and tests
adjusted account tests, added default values, adjusted contact form
worked on formular
added configuration tree and default configuration for form of address field
worked on adding additional fields
worked on contact form
added empty preselectedelements to form to prevent strange behaviour, removed line which caused multiple inits of form
added birthday field
added birthday to post/put api
improved code according to scrutinizer
adjusted form and default fields in contact list
changed used translation key
added new build
Merge branch 'develop' of git://github.com/sulu-cmf/SuluContactBundle into feature/contact-additional-fields

Conflicts:
	Controller/ContactController.php
	Entity/Contact.php
	Resources/public/dist/components/contacts/components/form/main.js
	Resources/public/js/components/contacts/components/form/main.js
fixed code styling
Merge pull request #88 from sulu-cmf/feature/contact-additional-fields

[FEATURE] additional fields for contact (form of address, salutation, disabled)