Added valueLabels to axes

Author: cmiotto

lib/Axes.js

@@ -68,6 +68,7 @@ var Axes = React.createClass({
     valueAxisMode: React.PropTypes.oneOf(['normal', 'inverted']),
     valueScale: ScalePropType.isRequired,
     valueLabelStyle: Text.propTypes.style,
+    valueLabels: React.PropTypes.arrayOf(React.PropTypes.string),
 
     // Style
     orientation: React.PropTypes.oneOf(['vertical', 'horizontal']),
@@ -436,7 +437,7 @@ var Axes = React.createClass({
       this.xAxisMode = this.props.categoryAxisMode;
       this.yAxisMode = 'point';
       this.xAxisLabels = this.props.categoryLabels;
-      this.yAxisLabels = fixedValues.reverse();
+      this.yAxisLabels = this.props.valueLabels || fixedValues.reverse();
       this.xAxisUnits = this._getCategoryUnits(props);
       this.yAxisUnits = this._getValueUnits(props).reverse();
     } else {
@@ -455,7 +456,7 @@ var Axes = React.createClass({
       this.yAxisMode = this.props.categoryAxisMode;
       this.xAxisMode = 'point';
       this.yAxisLabels = this.props.categoryLabels;
-      this.xAxisLabels = fixedValues;
+      this.xAxisLabels = this.props.valueLabels || fixedValues;
       this.yAxisUnits = this._getCategoryUnits(props);
       this.xAxisUnits = this._getValueUnits(props);
     }