Add comfirm page, add account and name parameter

tx/cash.txt

@@ -0,0 +1,4 @@
+{{ .Date }} * cash
+    cash    ${{ .Amount }}
+    assets:cash
+

tx/expense.txt

@@ -0,0 +1,4 @@
+{{ .Date }} {{ with .Name }}{{ . }}{{ else }}{{ .Account }}{{ end }}
+    {{ .Account }}      ${{ .Amount }}
+    cash
+

tx/withdraw.txt

@@ -0,0 +1,4 @@
+{{ .Date }} * withdraw
+    assets:cash     ${{ .Amount }}
+    assets:checking
+