Add proxying support to node-based server.
Add command line arguments analagous to the old dev server
Remove included Node.js binaries.  Node is now required to be installed on the system when building.

Also run `npm install` before build steps that require npm modules.
Add info about server.js to CHANGES
Include server.js and package.json in zips.  Log a message about running the server directly.
Fix npm install on Windows.
isfailure can't handle the case when the resultproperty is not set.
Merge remote-tracking branch 'origin/master' into nodeServer

Conflicts:
	CHANGES.md
Merge remote-tracking branch 'origin/master' into nodeServer

Conflicts:
	CHANGES.md
Merge branch 'removeBuiltHelloWorld' into nodeServer

Conflicts:
	build.xml
	server.js
Switch the Eclipse external tools to run node directly for the server.

When Eclipse runs ant and ant runs node, killing ant does not kill node.
Merge pull request #1866 from AnalyticalGraphicsInc/nodeServer

Replace development server with a new Node.js server.