Opera 9.20 Beta (Build 8758)

- Fixed issue with replacing personal search engines on startup
- Support for downloading search engine icons on first start and upgrade
- Fixed a fair number of cosmetic issues in speed dial
- Added a limit on how many page thumbnails can be in memory, should result in lower memory usage over time
- Added thumbnail tooltip to the windows panel list
- Enabled plugins in feeds again
- Fixed a heap of prominent and non-prominent crashers
- Most translations should now be up to date, please test!