reflect schema changes

Author: archmoj

test/plot-schema.json

@@ -468,7 +468,7 @@
     "requiredOpts": []
    },
    "data_array": {
-    "description": "An {array} of data. The value MUST be an {array}, or we ignore it. Note that typed arrays (e.g. Float32Array) are supported.",
+    "description": "An {array} of data. The value could be an {array} noting that typed arrays (e.g. Float32Array) are also supported. It could also be an object in the form of v: {, dtype: 'float32', bvals: [/* ... */]}, shape: [dim0 (, dim1, (dim3))] otherwise, it would be ignored.",
     "otherOpts": [
      "dflt"
     ],