WebWorldWind-Distribution-0.11.0.zip appears to contain several corrupted files.

[mozershmozer]

Steps for replication:

1. Download WebWorldWind-Distribution-0.11.0.zip from this page.
2. Extract the archive using any application of your choice (winzip, winrar, etc).
3. It will throw errors due to "invalid data" or "corrupted data".

This happens on Windows and Linux, on several different computers. It does not appear to happen for version 0.10.0.