add hint to debug cli and always

refs https://github.com/matomo-org/developer-documentation/issues/539

Update piwiks-ini-configuration.md

Update tests-php.md

add links to php guide and command line debugging resources

Add some missing steps for making something a public PHP API

Add link to the ecommerce examples with more details

Change order in InDepth menu to show understanding Matomo first

Update How Matomo works

Co-authored-by: Stefan Giehl <[email protected]>

Co-authored-by: Stefan Giehl <[email protected]>

Add new archiving behavior spec to the menu

Document plugin directory structure

Update git.md

Document Resolving JSLint errors

Update URLs to reflect branch name

correct 3 spec.js urls

Add relevant link to matchTrackerUrl() for HSR

Update security-in-piwik.md

Update security-in-piwik.md

make documentation link to phpdangerousfuncs.md

Add MDN links.

refs #524

Link to a blog post about explain

Add new guide for maintaining components

was reading that one this morning as it was just published. Figured could be good to have more i...

Mention noreferrer in security checklist

document Accessing configurations in JavaScript

Add some basic information how to add a new public tracker method

Add translation check for reviews

fyi @geekdenz as discussed today

Add Boolean Configuration test documentation.

New page for php

Update debugging-core.md

Update tests-in-depth-faq.md

Update tests-in-depth-faq.md

minor typos and improvements

minor typos and improvements

augment debugging configuration with information on how to debug cli scripts as well

correct minor spelling mistake/typo

start on archiving behavior spec doc

Document DB schema for most premium features

Update git.md