Version 1.6.4

-Update jPowerShell version
-Fix Javadoc format

Version 1.6.3

-Improve unix long date parsing to allow other locales as Norwegian.
-Updated supported Java version to 1.6

Version 1.6.2

Added JavaDocs to the main class

Version 1.6.1

v1.6.1

Prepare v1.6.1