* Fix broken links for events with different namespace
* Fix broken links in see tag
* Fix broken links in see tag (loadData())
* Fix broken link for var_export()
* Fix broken link for CVE
* Remove redundant markdown link wrap in see tags
* Remove see tags that refer to private properties
* Remove more see tags that refer to private properties
* Remove see tags that refer to private methods
* Remove one more redundant markdown link wrap in see tag [skip ci]
* Fix typo in see tag (causes broken link)
* Remove more see tags that refer to private methods
* Updated php.net link for some MemCache properties [skip ci]
* Changed protocol to https for links to php.net in comments
* Changed protocol to https for links to php.net in code
* Changed www.php.net (http) to secure.php.net (https) in comments
* Changed www.php.net (http) to secure.php.net (https) in code
* Changed protocol to https for links to php.net in UPGRADE.md
* Changed protocol to https for links to pecl.php.net in comments
* Changed us.php.net to secure.php.net (https) in comments
* Changed protocol to https for links to php.net in docs
* Changed www.php.net (http) to secure.php.net (https) in docs
* Changed protocol to https for links to pecl.php.net in docs
* Changed ru/jp.php.net to secure.php.net (https) in docs
Don't sure about russian guide: is this links meant to be for guide on russian, or not?