instead of autocontribution, implement and default to contributions of 2500 per month with 3% APY, 22500 401k per year

cmd/clitest/index.html

@@ -65,7 +65,7 @@
 
         <span>
           <label for="prediction">prediction</label>
-          <input name="prediction" type="text" value="autoContributions=&prediction=interest=AssetAccount:Cash \$ 0.02"/>
+          <input name="prediction" type="text" value="interest=AssetAccount:Cash \$ 0.02&prediction=contributions=AssetAccount:Bonds $ 1875&prediction=contributions=AssetAccount:Monthly $ 2500&prediction=interest=AssetAccount:Monthly \$ 0.03"/>
         </span>
 
         <span>

cmd/clitest/main.go

@@ -115,6 +115,14 @@ func main() {
 						prediction = append(prediction, ana.NewInterestPredictor(fields[0], fields[1], apy))
 					case "autoContributions":
 						prediction = append(prediction, ana.NewAutoContributionPredictor(register))
+					case "contributions":
+						name := fields[0]
+						currency := ledger.Currency(fields[1])
+						value, err := strconv.ParseFloat(fields[2], 64)
+						if err != nil {
+							panic(err)
+						}
+						prediction = append(prediction, ana.NewContributionPredictor(ledger.Balances{name: ledger.Balance{currency: value}}))
 					default:
 						panic(k)
 					}