bingo-cards: Generate Bingo Cards

# "Boring meeting" work bank - from http://bingo.saksena.net/bingo

c(
  "low-risk",
  "client",
  "best practice",
  "initiative",
  "vision",
  "task force",
  "alternative",
  "market",
  "schedule",
  "milestone",
  "performance",
  "brainstorm",
  "scalable",
  "synergy",
  "action item",
  "passdown",
  "back-end",
  "braindump",
  "cross-platform",
  "customer",
  "deliver",
  "eyeballs",
  "revenue",
  "money",
  "incentive",
  "leverage",
  "value-add"
)