Issue-178 Add draft mode for IDE

resolves #178
Initially the UI forced users to create a "part" before they got access
to the ide, now we're letting users go straight to hacking in the ide
and saving can come later. Better at getting users to the code earlier

web/src/components/PartCell/PartCell.js

@@ -117,7 +117,7 @@ export const Success = ({ userPart, variables: { isEditable }, refetch }) => {
       addMessage('Part updated.', { classes: 'rw-flash-success' })
     },
   })
-  const [createUser] = useMutation(CREATE_PART_MUTATION, {
+  const [createPart] = useMutation(CREATE_PART_MUTATION, {
     onCompleted: ({ createPart }) => {
       navigate(
         routes.part({
@@ -130,7 +130,7 @@ export const Success = ({ userPart, variables: { isEditable }, refetch }) => {
   })
   const onSave = (id, input) => {
     if (!id) {
-      createUser({ variables: { input } })
+      createPart({ variables: { input } })
       return
     }
     updateUser({ variables: { id, input } })