Prerelease changes (#300)

Author: tsujan

CHANGELOG

@@ -1,3 +1,11 @@
+2.4.0 / 2022-04-15
+==================
+ * Updated `README.md` and added a screenshot.
+ * Added `screengrab.metainfo.xml`.
+ * Used an SVG icon instead of the blurry PNG icon.
+ * Removed global shortcuts (they weren't used anywhere).
+ * Fixed several problems in calling external editors or default app.
+
 2.3.0 / 2021-11-04
 ==================
  * Bumped minimum required Qt version to 5.15.

CMakeLists.txt

@@ -17,7 +17,7 @@ option(UPDATE_TRANSLATIONS "Update source translation translations/*.ts files" O
 # Minimum Versions
 set(KF5_MINIMUM_VERSION "5.36.0")
 set(QT_MINIMUM_VERSION "5.15.0")
-set(QTXDG_MINIMUM_VERSION "3.8.0")
+set(QTXDG_MINIMUM_VERSION "3.9.0")
 
 find_package(Qt5LinguistTools  ${QT_MINIMUM_VERSION} REQUIRED)
 find_package(Qt5Network ${QT_MINIMUM_VERSION} REQUIRED)
@@ -44,7 +44,7 @@ set(CMAKE_AUTOMOC ON)
 set(CMAKE_AUTOUIC ON)
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
-set(SCREENGRAB_VERSION "2.3.0")
+set(SCREENGRAB_VERSION "2.4.0")
 
 if (DEV_VERSION)
     set(VERSION "${SCREENGRAB_VERSION}-dev (${DEV_VERSION})")