Improving comments

src/app/dynaform/services/dynaform.service.ts

@@ -24,7 +24,7 @@
  * build(model)				- build everything from the model
  * build({}, meta)			- build everything from the metadata
  * build(model, meta)		- build by combining the model with metadata, lazyily (not every model field needs metadata, as sensible defaults)
- * build(model, meta, true)	- build by combing model with metadata, creating new fields from metadata points not in the model
+ * build(model, meta, true)	- build by combining model with metadata, creating new fields from metadata points not in the model
  *
  *
  * LOWER-LEVEL METHODS