It will replace kwallet in the future. Windows improvment support

CMakeLists.txt

@@ -137,6 +137,14 @@ find_package(KF5TemplateParser ${MESSAGELIB_LIB_VERSION} CONFIG REQUIRED)
 find_package(KF5Tnef ${KTNEF_LIB_VERSION} CONFIG REQUIRED)
 find_package(MailTransportDBusService CONFIG REQUIRED)
 
+#it will replace kwallet support
+find_package(Qt5Keychain CONFIG)
+set_package_properties(Qt5Keychain PROPERTIES
+                                   DESCRIPTION "Provides support for secure credentials storage"
+                                   URL "https://github.com/frankosterfeld/qtkeychain"
+                                   TYPE OPTIONAL)
+
+
 configure_file(config-enterprise.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-enterprise.h )
 
 include_directories(${kmail_SOURCE_DIR} ${kmail_BINARY_DIR})