remove httpclient 3.1 and custom-built httpclient.jarrework MetacatClient (and other classes) to use httpclient 4updated build to not create httpclient.jarencoding tests now pass.
refactored the sessionService to use a correct singleton initialization scheme. Added true authentication to ResourceHandler.
Change RequestUtil forwardRequest() method to throw MetacatUtilException.
change pw.println to print to remove newline at end of url
Change MetaCatVersion to MetacatVersion
Add scheduler and workflow schedule functionality
Added methods to get session data, parameters and cookies from request
Add a post method
Merge 1.9 changes into Head