maintain gradual newselection.mode default

Author: archmoj

src/components/selections/draw_newselection/attributes.js

@@ -8,7 +8,7 @@ module.exports = {
         mode: {
             valType: 'enumerated',
             values: ['immediate', 'gradual'],
-            dflt: 'immediate',
+            dflt: 'gradual',
             editType: 'none',
             description: [
                 'Describes how a new selection is created.',

test/plot-schema.json

@@ -3473,7 +3473,7 @@
     },
     "mode": {
      "description": "Describes how a new selection is created. If `immediate`, a new selection is created after first mouse up. If `gradual`, a new selection is not created after first mouse. By adding to and subtracting from the initial selection, this option allows declaring extra outlines of the selection.",
-     "dflt": "immediate",
+     "dflt": "gradual",
      "editType": "none",
      "valType": "enumerated",
      "values": [