Merge develop into master

Author: nicoespeon

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "gitgraph.js",
-  "version": "1.8.3",
+  "version": "1.9.0",
   "main": ["./build/gitgraph.js", "./build/gitgraph.css"],
   "ignore": [
     "**/.*"

build/gitgraph.js

@@ -1,5 +1,5 @@
 /* ==========================================================
- *                  GitGraph v1.8.3
+ *                  GitGraph v1.9.0
  *      https://github.com/nicoespeon/gitgraph.js
  * ==========================================================
  * Copyright (c) 2017 Nicolas CARLO (@nicoespeon) ٩(^‿^)۶
@@ -26,6 +26,7 @@
    * @param {Boolean} [options.reverseArrow = false] - Make arrows point to ancestors if true
    * @param {Number} [options.initCommitOffsetX = 0] - Add custom offsetX to initial commit.
    * @param {Number} [options.initCommitOffsetY = 0] - Add custom offsetY to initial commit.
+   * @param {HTMLElement} [options.tooltipContainer = document.body] - HTML Element containing tooltips in compact mode.
    *
    * @this GitGraph
    **/
@@ -105,9 +106,8 @@
     this.tooltip.className = "gitgraph-tooltip";
     this.tooltip.style.position = "fixed";
     this.tooltip.style.display = "none";
-
-    // Add tooltip div into body
-    document.body.appendChild(this.tooltip);
+    var tooltipContainer = options.tooltipContainer || document.body;
+    tooltipContainer.appendChild(this.tooltip);
 
     // Navigation vars
     this.HEAD = null;