Changed format of messages based on feedback. (needs 104 testing)

Format is now:
Your scimitar wounds Psychochild for 10 damage.
The damage number is bold and colored (black for damage done, red for damage received), while the rest remains unformatted.

Currently, I don't know whether ~n restores system text to purple or whether it will turn it white. If it turns system text white, I'll have to bloat the code a bit. Testing will show. :P
Merge pull request #40 from MorbusM59/patch-18

Changed format of messages based on feedback. (needs 104 testing)