[tmp] some comments

Author: etpinard

src/plots/polar/layout_attributes.js

@@ -122,6 +122,7 @@ var radialAxisAttrs = {
 
         // TODO
         // - might need a 'titleside' and even 'titledirection' down the road
+        // - what about standoff ??
 
         editType: 'plot'
     },

src/plots/ternary/layout_attributes.js

@@ -19,6 +19,7 @@ var ternaryAxesAttrs = {
     title: {
         text: axesAttrs.title.text,
         font: axesAttrs.title.font
+        // TODO does standoff here make sense?
     },
     color: axesAttrs.color,
     // ticks

src/traces/carpet/axis_attributes.js

@@ -57,6 +57,7 @@ module.exports = {
                 'by the now deprecated `titlefont` attribute.'
             ].join(' ')
         }),
+        // TODO how is this different than `title.standoff`
         offset: {
             valType: 'number',
             role: 'info',