require Titles directly,

  into colorbar/draw and axes.js,
  remove Title from internal Plotly

Author: etpinard

src/components/colorbar/draw.js

@@ -18,6 +18,7 @@ var Fx = require('../../plots/cartesian/graph_interact');
 var Lib = require('../../lib');
 var Drawing = require('../drawing');
 var Color = require('../color');
+var Titles = require('../titles');
 
 var handleAxisDefaults = require('../../plots/cartesian/axis_defaults');
 var handleAxisPositionDefaults = require('../../plots/cartesian/position_defaults');
@@ -253,10 +254,10 @@ module.exports = function draw(gd, id) {
 
         cbAxisOut._axislayer = container.select('.cbaxis');
         var titleHeight = 0;
-        if(['top','bottom'].indexOf(opts.titleside)!==-1) {
+        if(['top', 'bottom'].indexOf(opts.titleside) !==- 1) {
             // draw the title so we know how much room it needs
             // when we squish the axis
-            Plotly.Titles.draw(gd, cbAxisOut._id + 'title');
+            Titles.draw(gd, cbAxisOut._id + 'title');
         }
 
         function drawAxis(){

src/plotly.js

@@ -48,7 +48,6 @@ exports.Colorbar = require('./components/colorbar');
 exports.ErrorBars = require('./components/errorbars');
 exports.Annotations = require('./components/annotations');
 exports.Shapes = require('./components/shapes');
-exports.Titles = require('./components/titles');
 exports.Legend = require('./components/legend');
 exports.ModeBar = require('./components/modebar');
 
@@ -59,7 +58,6 @@ exports.register = function register(_modules) {
         _modules = [_modules];
     }
 
-
     for(var i = 0; i < _modules.length; i++){
         var newModule = _modules[i];
 

src/plots/cartesian/axes.js

@@ -9,10 +9,12 @@
 
 'use strict';
 
-var Plotly = require('../../plotly');
 var d3 = require('d3');
 var isNumeric = require('fast-isnumeric');
 
+var Plotly = require('../../plotly');
+var Titles = require('../../components/titles');
+
 var axes = module.exports = {};
 
 axes.layoutAttributes = require('./layout_attributes');
@@ -1439,7 +1441,7 @@ axes.doTicks = function(td, axid, skipTitle) {
         var tickLabels=container.selectAll('g.'+tcls).data(vals, datafn);
         if(!ax.showticklabels || !isNumeric(position)) {
             tickLabels.remove();
-            Plotly.Titles.draw(td, axid + 'title');
+            Titles.draw(td, axid + 'title');
             return;
         }
 
@@ -1607,7 +1609,7 @@ axes.doTicks = function(td, axid, skipTitle) {
             // (so it can move out of the way if needed)
             // TODO: separate out scoot so we don't need to do
             // a full redraw of the title (modtly relevant for MathJax)
-            if(!skipTitle) Plotly.Titles.draw(td, axid + 'title');
+            if(!skipTitle) Titles.draw(td, axid + 'title');
             return axid+' done';
         }