fix some message-related commits which were accidentally reverted
fix some message-related commits which were accidentally reverted

nyuszika7h: Fix formatting of !start votes 3222d646de08
jacob1: change "chat" to "deadchat" because it confused people e3c5897f6f2a
nyuszika7h: Add some missing periods 6aedc3935263

Cr0wb4r/lykos,billion57/lykos,Diitto/lykos