scrutinizer documentations issues
more scrutinizer issue improvements
Many PHPDocs, some unused and dyn declared vars

many PHPDocs
some unused variables
some dynamically declared variables declared
more PHPDocs, unused var, small bit code reformatting
more phpdocs and minor check
PHPDocs and some improvements
PHPDocs
Reformatting IXR library
Update IXR lib from 1.61 to 1.7.4 + WP improvements

Update to latest Incutio XML-RPC Library
include also some Wordpress improvements
(see for more details the log of the lib as included in WP:
https://core.trac.wordpress.org/log/trunk/src/wp-includes/class-IXR.php )
scrutiner issues
Merge remote-tracking branch 'origin/master' into scrutinizerissues

Conflicts:
	inc/media.php
	inc/plugin.php
	inc/template.php
	lib/plugins/authplain/_test/escaping.test.php
	lib/plugins/syntax.php
Merge pull request #945 from splitbrain/scrutinizerissues

Scrutinizer issues and IXR library updates