New adventureEmbed option (see #1078)

[Sirfirelord69]

#+uset adventureEmbed 4
yields adventure output of:

!==============[ DeusExMachina's Adventure ]==============!
% Rolled a 4
- Lost 3 HP.
+ Dealt 176 HP Damage
+ Damien Bloodmoon dealt 510 HP damage.
- Damien Bloodmoon took 3 HP Damage.
+ Damien Bloodmoon has 2,246/2,550 HP left
+ DeusExMachina has 798/2,750 HP left.
+ Fugs (Lvl 63): Dead
+ Rewards: 595 Gold and 473 XP.
+ DeusExMachina (Lvl 66): +3.6% XP [################----]
!=========================================================!