[WFRP4e System] Add text to /pay like /exp has

[moo-man]

The possibility to add text to @Pay and /pay like you can for /exp

/pay 1ss World Fair Ticket

Chatcard then shows "Payment Request: World Fair Ticket" instead of just "Payment Request".
From: mogrogh#4778
wfrp4e: 3.6.2
wfrp4e-archives1: 1.0.1
wfrp4e-core: 1.3.6
wfrp4e-dotr: 1.0.2
wfrp4e-eis: 1.2.4
wfrp4e-middenheim: 1.0.1
wfrp4e-rnhd: 1.4.3
wfrp4e-starter-set: 1.4.4
wfrp4e-ua1: 1.0.3