Bump version to 4.2.1

Author: grulja

CMakeLists.txt

@@ -5,7 +5,7 @@ cmake_minimum_required(VERSION 3.0)
 set(MEDIAWRITER_MAJOR_VERSION "4")
 set(MEDIAWRITER_MINOR_VERSION "2")
 # MICRO_VERSION >= 50 means a development version
-set(MEDIAWRITER_MICRO_VERSION "50")
+set(MEDIAWRITER_MICRO_VERSION "1")
 set(MEDIAWRITER_VERSION "${MEDIAWRITER_MAJOR_VERSION}.${MEDIAWRITER_MINOR_VERSION}.${MEDIAWRITER_MICRO_VERSION}")
 
 set(QT_MIN_VERSION "5.12.0")