add timestamp to manifest

DeployMacros.cmake

@@ -429,6 +429,7 @@ macro(deploy_target _T)
 	set(_TARGET_OS "???")
 	set(_TARGET_ARCH "???")
 	set(_TARGET_PACKAGE "???")
+	string(TIMESTAMP _TARGET_TIMESTAMP "%Y-%m-%d %H:%M:%S")
 	if ("x${CMAKE_SYSTEM_NAME}" STREQUAL "xLinux")
 		set(_os_id "")
 		set(_os_ver "")

DeployTarget.manifest.in

@@ -5,5 +5,6 @@
 	"company": "${_TARGET_COMPANY}",
 	"info": "${_TARGET_INFO}",
 	"system": "${_TARGET_OS}",
-	"arch": "${_TARGET_ARCH}"
+	"arch": "${_TARGET_ARCH}",
+	"timestamp": "${_TARGET_TIMESTAMP}"
 }