Fix broken translations for menu/toolbar items

The translations done in `EditorCommandSet` were not picked up because
`tr()` was called in a di...

Schematic editor: Show info banner if schematic is empty

When opened an empty schematic (which is the case after creating a new
project), show a banner i...

Show waiting spinner in tree/list views during library scan

In all tree views and list views which show content from the workspace
library database (e.g. ca...

If the workspace library background scan is in progress while a new
window is opened, the progre...

Library manager: Remove borders around library list widget

Just a small visual improvement.

Support 'Ctrl+F' in "Add Component"-dialog

Move the focus into the search input field when pressing 'Ctrl+F' (resp.
the configured shortcut).

Control panel: Allow to hide/dismiss message banners

New project wizard: Remove recommendation about licenses

When creating a new project, the wizard provided the following entries
in the license selector d...

Polish PCB fabrication output dialog

- Remove the note that the Gerber generator is experimental as it seems
to be working fine for...

Respect external applications settings for hyperlinks

There were many hyperlinks created with `QLabel` widgets with the
property `openExternalLinks` s...

Make project library updater a real dialog

It was derived from `QMainWindow` although it is used like a dialog.
Thus now changed its base c...

CMake: Fix & improve unbundling of GTest/GMock

If GTest needs to be unbundled but was not found with find_package(),
try to find it with pkg-co...

Fixes endless recursion when unbundling GTest. In addition, don't fail
if GMock is not found sin...

Muparser is searched by pkg-config as well, but it was not documented.

Improve item selection behavior in all editors

Instead of using a fixed physical tolerance when finding items below
the cursor when clicking, u...

Currently the selection was reset when clicking without Shift or Ctrl
on an item, for example wh...

When clicking fast while holding Shift to cycle the selection or Ctrl
to invert the selection, t...

Automatically abort blocking tool in other editor

When you start a tool in either the schematic- or board editor which
blocks the undo command sta...

Clear selection with 'Esc' key (all editors)

I think it's convenient and intuitive to clear the selection with the
"abort" command ('Esc' key...

In all editors, the selection was currently cleared when *entering* any
tool since selection mak...

Improve formatting & consistency of logging messages

In release builds, typically `__FILE__` and `__LINE__` are not set.
But currently these values a...

Board editor: Fix adding vertices to last plane edge

Make polygon/plane vertex handle size independent of zoom

- Keep polygon/plane vertex handle size constant in terms of screen
size instead of scene size...

Center text in all progress bars

At least on Windows (not on my Linux system) the status text of
each `QProgressBar` was show *be...

Library manager: Support keyboard navigation in library lists

Support finding libraries in the library manager by typing their name
on the keyboard.

CI: Patch AppImages with static runtime appimagetool

Patching our official AppImage binaries with an experimental version
of `appimagetool` which now...

CLI: Add open-project option "--remove-other-boards"

If this flag is passed to the `open-project` command, all boards not
specified with `--board` or...

CLI: Add open-project option "--board-index"

Just like the existing `--board` option, but allows to filter boards
by index instead of by name...

Implement attributes "BOARD_INDEX" and "BOARD_DIRNAME"

These new built-in attributes of boards are especially useful as
placeholders in output filepath...

CLI: Improve argument parsing & console output formatting

Helps to debug failed tests on CI.

- Support passing options as "--arg value" in addition to "--arg=value".
- Improve error message...

In stdout/stderr, consistently quote filepaths with single ticks (') to
improve readability of p...

On Windows, output filepaths in stdout and stderr with backslash as
directory separator. Just fo...

Gerber export: Generate NPTH drill file even if empty

Library editor: Add dedicated tool for drawing arcs

Library editor: Fix possible crash when closing tabs

If a command was active while closing a library editor tab, in some
cases it could lead to a cra...

Library editor: Improve polygon tools with Shift modifier, overlay and status messages

CLI: Add support for pick&place export

Adding the CLI flags `--export-pnp-top` and `--export-pnp-bottom` with
support for file endings ...

Implement Gerber X3 pick&place export

By default, skip devices without pads in BOM/pick&place export

Will be used for BOM/Pick&Place generators.

CI: Update macOS job to macOS 11 Big Sur

Fixes a compiler warning.

The macOS 10.15 image is not working anymore because it's deprecated.