Log Message:
Update mikutter to 0.2.0.1089.

pkgsrc changes:
 - customized escape.rb is no longer necessary
 - catch up directory reorganaization
 - update COMMENT and LICENSE per newer distribution files

Upstream changes:

0.2.0.1089:
 - workaround bugs in several Twitter's APIs that cause auth dialogs and
   prevent initial authentication

0.2.0.1080:
 - add auto scroll support in activity tab
 - fix problems when access token is canceled
 - workaround invalid response from Twitter that causes hourly auth dialog
 - fix crash problem when profile command is invoked without selected tweet

0.2.0.1064
 - same fix in 0.1.1.1063
 - reorganize directories
 - fix a problem that can't remove abstruct tab
 - fix several bugs in setting windows
 - add support preview of tumblr and hatena photolife

0.2.0.1054:
 - fix open conversation tab commant without focused tweet
 - stop sending a bug report without useful trace

0.2 major updates:
 - reorganize UI APIs
 - support multipain officially
 - replace settings tab with window
 - renew profile plugin
 - add many mikutter commands for keyboard operation
 - misc secret features