v19.4.5

#1044 Phoenix_Moneybookers - Removed Phoenix_Moneybookers
#1040 Mage_XmlConnect - Removed Mage_XmlConnect
#748 Mage_Shipping - DOC block update
#759 Mage_Persistant - DOC block update
#758 Mage_Poll - DOC block update
#757 Mage_ProductAlert - DOC block update
#755 Mage_Reports - DOC block update
#756 Mage_Rating - DOC block update
#1048 Fix broken file upload for downloadables caused by PATCH SUPEE-11314
#1050 add PullRequest Templates and config for automatic Issue Labeling (#1090)
#1014 Mage_Adminhtml - update admin footer
#1085 Installer rebranding
#1072 Mage_Admin - Fixed issue with admin login after forced password rehash
#1084 fix "Call to undefined function char()" error introduced in #966 (#1083)
#1069 ❤️ for contributors - introduce all-contributors-bot to fill README (#1088)
#1082 Update composer.json to fix email address
#1067 Mage_Core - Remove unneeded docblock method definition
#764 Mage_Oauth - mini DOC block update
#760 Mage_Payment - DOC block update
#762 Mage_Page - DOC block update