Merge pull request #5 from gladhorn/warnings

Warnings
Import QML examples from the prototype and integrate
them into the build system.

NOTE: Since the API is still incomplete at this point
most of the examples are non-functional yet.
Add package build option.
Update README about new build option.
Improve examples.
File upload tests updated
Merge pull request #7 from nierob/testfix

File upload tests updated
Add backend config file to gitignore