Added Javadoc package-info to com.ui4j.api.browser
Javadoc added to BrowserFactory
Javadoc added to BrowserEngine
Javadoc added to BrowserType
Javadoc added to PageConfiguration
Merge pull request #1 from MikeKaufman/mk-javadoc-day-1

Addition of the Javadoc resulting from the first day of OpenBrace/MK work on Javadoc for Ui4j.