Add support for callable form validation rules
Removed the requirment of quantity to trigger cart update.
Fixed coding style & line length.
Added changelog entry.
Updated changelog.
Merge pull request #2940 from aanbar/zip_mtime_fix

Fixed issue with _get_mod_time
Fixed typo in tutorial/create_news_items
fixes warnings
[ci skip] Document 'first_url' Pagination option (supersedes PR #2992)
Remove default parameter value of is_php()

It was simply pointless.
Small documentation update

As the error templates are now by default inside the views folder.
Make the error templates path configurable
Group error templates entries in changelog
Rename config item "error_templates_path" to "error_views_path"
Uniformization in smiley helper documentation

oversight from 20292311636837e120d205e470e41826820feb46
Change 'standardize_newlines' default to FALSE

I don't see why it should be enabled by default. Also, this is the functionality triggering #2923
Doc fix for Encryption library
Minor fixes