Extended and optimized the configuration and implementation of PKCS#11 module
  1. Password will be configured centrally
  2. Support of multiple PKCS#11 libraries in one OSGi container
  3. Configuration of native PKCS#11 libraries for multiple operation systems
     in one file.
  4. Support of login with multiple persons
add karaf shell to obfuscate and deobfuscate password
add missing configuration of pkcs11
add the support to retrieve password from file
Now all software instances based on xipki have been updated, the bug of CMPUTF8pairs
can be fixed finally
fixed the bug to update CRLSigner
Simplified the karaf shell especially the option with default value