candlestick: rename 'tickwidth' -> 'whiskerwidth' + make it 1 per trace

Author: etpinard

src/traces/candlestick/attributes.js

@@ -27,7 +27,6 @@ var directionAttrs = {
     color: Lib.extendFlat({}, boxAttrs.line.color),
     width: Lib.extendFlat({}, boxAttrs.line.width),
     fillcolor: Lib.extendFlat({}, boxAttrs.fillcolor),
-    tickwidth: Lib.extendFlat({}, boxAttrs.whiskerwidth, { dflt: 0 }),
 };
 
 module.exports = {
@@ -45,5 +44,6 @@ module.exports = {
         color: { dflt: 'red' }
     }),
 
-    text: OHLCattrs.text
+    text: OHLCattrs.text,
+    whiskerwidth: Lib.extendFlat({}, boxAttrs.whiskerwidth, { dflt: 0 }),
 };

src/traces/candlestick/defaults.js

@@ -32,6 +32,7 @@ module.exports = function supplyDefaults(traceIn, traceOut) {
     }
 
     coerce('text');
+    coerce('whiskerwidth');
 
     handleDirection(traceOut, coerce, 'increasing');
     handleDirection(traceOut, coerce, 'decreasing');
@@ -44,6 +45,5 @@ function handleDirection(traceOut, coerce, direction) {
         coerce(direction + '.color');
         coerce(direction + '.width');
         coerce(direction + '.fillcolor');
-        coerce(direction + '.tickwidth');
     }
 }