cleanup places that pass noHover: true to handleTickLabelDefaults

... as hoverformat is no longer coerced there, making this
    option obsolete!

Author: etpinard

src/components/colorbar/defaults.js

@@ -53,11 +53,9 @@ module.exports = function colorbarDefaults(containerIn, containerOut, layout) {
 
     handleTickValueDefaults(colorbarIn, colorbarOut, coerce, 'linear');
 
-    handleTickLabelDefaults(colorbarIn, colorbarOut, coerce, 'linear',
-        {outerTicks: false, font: layout.font, noHover: true});
-
-    handleTickMarkDefaults(colorbarIn, colorbarOut, coerce, 'linear',
-        {outerTicks: false, font: layout.font, noHover: true});
+    var opts = {outerTicks: false, font: layout.font};
+    handleTickLabelDefaults(colorbarIn, colorbarOut, coerce, 'linear', opts);
+    handleTickMarkDefaults(colorbarIn, colorbarOut, coerce, 'linear', opts);
 
     coerce('title', layout._dfltTitle.colorbar);
     Lib.coerceFont(coerce, 'titlefont', layout.font);

src/plots/ternary/layout/axis_defaults.js

@@ -44,8 +44,7 @@ module.exports = function supplyLayoutDefaults(containerIn, containerOut, option
     coerce('min');
 
     handleTickValueDefaults(containerIn, containerOut, coerce, 'linear');
-    handleTickLabelDefaults(containerIn, containerOut, coerce, 'linear',
-        { noHover: false });
+    handleTickLabelDefaults(containerIn, containerOut, coerce, 'linear', {});
     handleTickMarkDefaults(containerIn, containerOut, coerce,
         { outerTicks: true });
 

src/traces/carpet/axis_defaults.js

@@ -29,7 +29,6 @@ var autoType = require('../../plots/cartesian/axis_autotype');
  *  font: the default font to inherit
  *  outerTicks: boolean, should ticks default to outside?
  *  showGrid: boolean, should gridlines be shown by default?
- *  noHover: boolean, this axis doesn't support hover effects?
  *  data: the plot data to use in choosing auto type
  *  bgColor: the plot background color, to calculate default gridline colors
  */
@@ -38,8 +37,6 @@ module.exports = function handleAxisDefaults(containerIn, containerOut, options)
         font = options.font || {},
         attributes = carpetAttrs[letter + 'axis'];
 
-    options.noHover = true;
-
     function coerce(attr, dflt) {
         return Lib.coerce(containerIn, containerOut, attributes, attr, dflt);
     }