MetroTwit 0.8.1 Beta

* Fixed rare reconnect/disconnect issues with streaming
* Fixed authentication issues behind proxy
* Fixed restart after applying update (will take effect next update)
* Fixed popup columns appearing misplaced
* Fixed rare empty mentions column
* Fixed retweet count to be more consistent
* Fixed rare crash with autocomplete
* Fixed maximized window overlapping auto-hidden Windows taskbar
* Removed WhatTheTrends support (too unreliable)