Merge pull request #1 from IBMStreams/master

Pull changes from IBMStreams to my fork.
Setup the toolkit as a Streams Studio project.
Update .gitignore
Delete .classpath
Delete .project
Delete org.eclipse.core.runtime.prefs
Delete org.eclipse.jdt.apt.core.prefs
Delete org.eclipse.jdt.core.prefs
Delete project.sploptions
Merge pull request #12 from ddebrunner/master

Ignore generated operator Java files from Java primitive operators.