postinstall: remove some redundancy, update comments
Update Java Service Wrapper to v3.5.25

- Windows: x86 and x64 versions self-compiled with VS2010 in
  Windows 7. The icon has been changed from Tanuki's default to Itoopie.
- Linux ARMv6: Compiled on a RaspberryPi using gcc 4.6.3-14+rpi1,
  Oracle Java 1.7.0+update40 and stripped
- All other binaries are from the "community edition" deltapack offered by
  Tanuki.
fix date in history.txt