Merge pull request #7 from Harenkamp/master

improved Example Form
Update request.php
Link all forms in README
Update README, add linebreaks
Fix english translations
Update request.php, remove Bootstrap
Update request.php, fix variable naming
Update paymill_payment html, fix error handling
translation is not used as an array -> make it an object
Merge pull request #11 from panzi/patch-1

translation is not used as an array -> make it an object
PM-750 Adjusted Wording
PM-748 Updated Credit Card Logos, Added Logos for amex, dinersclub,discover,jcb,maestro and unionpay
PM-751, PM-754, PM-749 Implemented Maestro CVC validation and holdername validation. Modified error handling to display errors properly.
PM-752 Changed the name if the request.php file to payment.php
PM-752 Added composer files to allow usage of the 3.0 Lib
PM-752 Added Subscription example
PM-752 Updated Readme with setup paragraph
PM-752 Removed public key and replaced it with the placeholder
PM-756 Changed the payment routine to use the latest lib version
PM-756 removed testdata