Merge pull request #34 from anprak/master

Fix for #31 and refactoring to use explicit types for data and download classes.
Upgraded TypeScript to 0.9.1 #36
Issue #37 - Search results were no longer working due to missing extension in Ka.definePage call
Issue #38 - App crashes when navigating to downloads page and then back to mainHub page with latest build
Merge pull request #39 from bbondy/master

Fixes for Issue #37 and Issue #38
Added temp certificate to create app package