2.15.0

• Reverse the order of stack traces so they're in natural order, and improve styling.
• Enable query types to be clicked in the Overview.
• Add a highlight to the currently applied table filter.
• Improve table row highlighting when the row header spans multiple rows.
• Expose a link to the main query from the Request panel.
• Better stack traces for transient sets and HTTP API requests.
• Group and sort the Languages output by textdomain.
• Log and expose PHP extensions, and improve styling for error reporting level.
• Better highlighting of PHP warnings and QM errors.
• Add support for a vendor directory in the root of the mu-plugins directory when detecting components.
• Log the size of the value of updated transients.
• Add a help link when query components aren't available.
• Make the Hooks table output reusable by other components.
• Add a bit of vertical breathing room.
• Various improvements to terminology.
• Coding standards.

2.14.0

• Some more inline documentation about clickable stack traces.
• Output a more complete list of error levels and their status.
• Internationalisation fixes.
• Add some wrapping to the Request and Theme output so posts with long unbroken slugs don't break the layout.
• PHP error handler: Add new hook qm/collect/new_php_error
• Built-in collectors: Add new qm/built-in-collectors filter on files before including them
• More defensive CSS.
• Fix the size of the expand/contract buttons.
• Avoid showing two unnecessary functions in the call stack for textdomain loading.

2.13.4

• Highlight the main query to make it easier to find.
• Allow filtering the db queries list to see just the main query.
• Visual fixes for buttons, toggles, and filters.
• Add some missing i18n.
• Add some missing table row text.
• Correct the Drop-in Plugins URL for network admin

2.13.3

• Several RTL and i18n fixes
• More compatibility with funky object cache controllers
• Link to the Dropins screen when an object cache is in use
• Always display the cache information in the overview
• Correct filename output for Timber templates
• Use latest HHVM on Trusty during Travis testing

2.13.2

• Fix the layout of QM when the Twenty Seventeen theme is in use.
• Display QM at the bottom of GlotPress' output.
• Add support for logging queries made through HyperDB.
• Display a more appropriate message when a conflicting db.php file is present.
• paged.php is no longer part of the template hierarchy.
• Some more CSS fixes to prevent themes having an effect.
• Increase some contrast.
• Correct the template hierarchy for templates that have a theme-compat version in core. Currently only affects embed.php.
• Include a back-compat version of wp_normalize_path() for WordPress < 3.9.
• Ensure the use of newer conditional functions such as is_embed() don't cause PHP warnings on older versions of WordPress.

2.13.1

• Correct the filter names used for the template hierarchy collection. This corrects the hierarchy when is_front_page() is true.

2.13.0

• Report @-suppressed PHP errors separately, and don't display a highlight colour in the admin toolbar.
• Introduce a collector for the template hierarchy (WordPress 4.7+).
• For consistency, switch to kB for the admin toolbar memory output.
• Lots of accessibility improvements for tables.
• Improve the layout of the HTTP and Transients panels when there's no data to show.
• Ignore the new WP_Hook class when generating back traces.
• Separate out the Scripts and Styles panels in the admin menu.
• Use semantic list items for lists of data that don't need to be in separate table rows or separated with line breaks.
• Improve a bunch of internationalisation.
• Collect the current logged in user data, and the currently switched user (from User Switching) if appropriate. Not exposed by default.
• Collect the request start time, and adjust the names of the properties used for the request time taken. Not exposed by default.
• Clean up the data that's collected by the admin component.
• Move a bunch of processing from the admin outputter to its collector.
• Remove transport information from the HTTP panel as it's useless since WordPress 4.6 and had questionable value prior to that.

2.12.0

• Colour-code the scheme for HTTPS URLs requested through the HTTP API.
• Allow tables to be correctly sorted when using languages that use a comma as the decimal point.
• Add QM_HIDE_CORE_HOOKS to hide hooks in core context
• Add QM_SHOW_ALL_HOOKS constant for showing all hooks.
• Display 'PHP' as the component for hooks that use PHP functions.
• Improve admin toolbar menu colours when the light colour scheme is in use.
• Various accessibility improvements.
• Ensure compatibility with WP < 4.0 when dispatching the HTML output.
• Correctly use the style_loader_src filter for enqueued stylesheets, instead of script_loader_src.
• Add some missing i18n.
• Correct the value of the call stack when falling back to EZSQL's database query error logging.

2.11.4

• Use the correct file name for the activation and deactivation hook. #206.
• Prevent two core strings from being picked up for translation by GlotPress.

2.11.3

• Fix a fatal error due to a class that's not included in the distribution.