CakePHP 3.3.5 now available! -A maintenance release for 3.3 fixing several community reported issues. #CakePHP
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From 3.3.3 to 3.3.4 I just did a composer update, is this standard in cakephp to just do a composer update? Or do you let folks know if other files are affected also, to update them prior to composer update? Put another way what is the best sequence to update?
For a patch release (Like 3.3.3 to 3.3.4) a composer update is all that is needed. Minor releases (i.e. 3.3 to 3.4) will sometimes have a view small changes that are required. A in-depth migration guide is always published in such cases: http://book.cakephp.org/3.0/en/appendices/3-x-migration-guide.html