About dialog: don't say "is a part of GNOME Games"
Compile with --target-glib=$(GLIB_REQUIRED)
Distribute HighContrast icon

Moved from gnome-themes-standard
build: use standard appdata rules
Updated German help translation and screen-shots
Revert "build: use standard appdata rules"

This reverts commit 8ff0fcf07752c15b5d30b4089de0b163645ba65c.
Prepare 3.13.90
Updated Spanish translation
Updated Hebrew translation
Updated French translation
Updated Traditional Chinese translation(Hong Kong and Taiwan)
Updated Norwegian bokmål translation.
Updated Czech translation
Updated Galician translations
Updated Greek translation
Updated Brazilian Portuguese translation
Updated German translation
[l10n] Update Catalan translation
[l10n] Updated Catalan (Valencian) translation
Updated Indonesian translation