copyright and version fixes

tests/phpunit/CRM/Activity/BAO/ActivityAssignmentTest.php

tests/phpunit/CRM/Activity/BAO/ActivityTargetTest.php

tests/phpunit/CRM/Contact/BAO/GroupContactCacheTest.php

tests/phpunit/CRM/Contact/BAO/GroupContactTest.php

tests/phpunit/CRM/Contact/BAO/GroupTest.php

tests/phpunit/CRM/Contribute/BAO/ContributionPageTest.php

tests/phpunit/CRM/Contribute/BAO/ContributionTest.php

tests/phpunit/CRM/Contribute/BAO/ContributionTypeTest.php

tests/phpunit/CRM/Contribute/BAO/ManagePremiumsTest.php

tests/phpunit/CRM/Core/BAO/ActionScheduleTest.php

tests/phpunit/CRM/Core/BAO/AddressTest.php

tests/phpunit/CRM/Core/BAO/CustomGroupTest.php

tests/phpunit/CRM/Core/BAO/CustomValueTest.php

tests/phpunit/CRM/Core/BAO/FinancialTrxnTest.php

tests/phpunit/CRM/Core/BAO/LocationTest.php

tests/phpunit/CRM/Core/BAO/PhoneTest.php

tests/phpunit/CRM/Core/BAO/PreferencesTest.php

tests/phpunit/CRM/Core/BAO/SettingTest.php

tests/phpunit/CRM/Core/CommunityMessagesTest.php

tests/phpunit/CRM/Core/Config/MailerTest.php