Merge pull request #1462 from mholt/fix_1461

Revert removed method IncrNest

caddyfile/dispenser.go

@@ -120,6 +120,12 @@ func (d *Dispenser) NextBlock() bool {
 	return true
 }
 
+// IncrNest adds a level of nesting to the dispenser.
+func (d *Dispenser) IncrNest() {
+	d.nesting++
+	return
+}
+
 // Val gets the text of the current token. If there is no token
 // loaded, it returns empty string.
 func (d *Dispenser) Val() string {