Command history stops at oldest entry and provides blank textbox after newest. This emulates most IRC clients.  Cleaned up comments and removed all tabs.
Command history stops at oldest entry and provides blank textbox after newest. This emulates most IRC clients.  Cleaned up comments and removed all tabs.

git-svn-id: 14496471c1e7f47aed4ccd4e743787d9efef7a8c@1105 2772adf2-ac07-0410-9d30-e29d8120292e

MingJen/phpfreechat,MingJen/phpfreechat,kerphi/phpfreechat,jahanzaibbahadur/phpfreechat,jahanzaibbahadur/phpfreechat,kerphi/phpfreechat,bright-sparks/phpfreechat,MingJen/phpfreechat,bright-sparks/phpfreechat,bright-sparks/phpfreechat,jahanzaibbahadur/phpfreechat