[transfer-engine] Remove obsolete hardcoded paths. Fixes JB#47624

See merge request !14

Use of these defines were removed from the spec file a long time ago but
for some reason the defines were left in place. Remove them.

[transfer-engine] Add TransferPluginInfo metadata and provide access via D-Bus...

See merge request !13

[transfer-engine] Add TransferPluginInfo metadata and provide access via D-Bus API. Contributes to JB#45043

This allows plugins to provide custom extensible metadata.

[packaging] Fix license string, update URL. Contributes to JB#45486

See merge request !11

Increase delayed exit timeout to 60seconds

See merge request !12

Provide privileges files for mapplauncher

See merge request !10

[transfer-engine] Properly link package and .pc version. Contributes to JB#38551

See merge request !9

Third party translation example docs + cosmetics

See merge request !8

That is, plugins should really handle translations themselves.
Also renamed finnish example translations to have '-' separator for
locale which the code was really trying to use and is the common
naming.

[transfer-engine] Fix canceled download keeping progress notification. Fixes JB#41489

See merge request !6

Almost got there by earlier progress changes.

Progress support on notifications

See merge request !4

Extra categories are now also removed in favor of just defining the
properties explicitly. Switched to using freedesktop.org categories
just because they exist, no actual expected effect as of now.

\o deprecated in favor of \li, \returns doesn't exist.

[sharing] Show account icon on sharing list. Contributes to JB#35260

See merge request !5

Add clearTransfer method to the D-Bus interface

Enabler for adding UI to delete individual entries from the transfer list.

See merge request !3

Add activeTransfers method to the D-Bus interface

activeTransfersChanged signal is emitted when a transfer is added to
or removed from the activeTransfers list.

This allows to avoid the overhead of fetching the full list of
transfers just to check if any of them is active.

See merge request !2

activeTransfersChanged signal is emitted when a transfer is added to
or removed from the activeTransfers list.

This allows to avoid the overhead of fetching the full list of transfers
just to check if any of them is active.