Revert "Changed case for 2 arguments in query function"

This reverts commit 44db31d3895dbccab30ac1e0384ed63058aa1650.
Reverting previous commit (applied in develop branch instead)
Generate a PhpStorm advanced metadata file for Core::make() auto-completion
Removed extra loop
Don't insert null class names, make sure class starts with \
Merge branch 'develop'
fixing upgrade bugs
upgrade fixes
OMG
Add ability to preview Mobile Theme
Fixed modifying the page output through the on_page_output event.
Merged generate metadata with generate symbols
Added line endings
Merge branch 'meta-data' of github.com:ExchangeCore/concrete5-5.7.0 into meta-data

Conflicts:
	web/concrete/src/Support/Symbol/MetadataGenerator.php
One of the SPs was coming back as the metadata generator
Overlay class does not exist. Changed to lightbox.
adding on_cache_flush event
make it possible for google to render page
remove blocks
Merge pull request #1693 from goutnet/add-on_cache_flush-event

adding on_cache_flush event