plug several memory leaks
plug several memory leaks

libimobiledevice/libusbmuxd,wangwei1237/libusbmuxd,fishjam/libusbmuxd,wangwei1237/libusbmuxd,aburgh/libusbmuxd,fishjam/libusbmuxd,libimobiledevice-win32/libusbmuxd,aburgh/libusbmuxd,libimobiledevice/libusbmuxd,libimobiledevice-win32/libusbmuxd