Version 5 0 6 update

Updating version numbers and screenshots for version 5.0.6.

Use: http://help.staging.openmicroscopy.org

Check:
- Home Page - version numbers in text
- Getting Started 5.0.6 - version numbers in Tab, Title and first 2 screenshots
- Importing 5.0.6 - Version numbers
- Previous Versions
- Resources

Note: PDF links will download old versions - PDFs need to be checked separately.