ZF-6263 - Restricted Zend_Mime Header Encoding to only break after spaces since no other character can be objectively specified as "breakable" character. All unittests in regard to Zend_Mime and Zend_Mail header encoding still pass.
ZF-6263 - Restricted Zend_Mime Header Encoding to only break after spaces since no other character can be objectively specified as "breakable" character. All unittests in regard to Zend_Mime and Zend_Mail header encoding still pass.

svenax/ZendFramework,svenax/ZendFramework,svenax/ZendFramework,svenax/ZendFramework,svenax/ZendFramework