v0.5.3

Changelog

• 35bf412 /alias adds, replaces and removes one-line aliases, like mIRC's (checked)
• 9eb6bb0 A script with a { that never closes loads, like mIRC's (checked)
• e7b90dd A query follows a nick change without a line about it, like mIRC's (checked)
• dd2d66b /ignore nick type ignores nobody when there's no address, like mIRC's (checked)
• cbb3b47 A socket's unread data holds the peer back, like mIRC's, instead of failing at 1 MB