diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000..657f9915
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,9 @@
+{
+    "search.exclude": {
+        "**/node_modules": true,
+        "**/bower_components": true,
+        "**/dist": true,
+        "**/build": true,
+        "**/lib": true
+    }
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index d77d51e0..f885dfce 100644
--- a/README.md
+++ b/README.md
@@ -30,14 +30,18 @@ Xterm.js is used in several world-class applications to provide great terminal e
 - [**Codenvy**](http://www.codenvy.com): Cloud workspaces for development teams.
 - [**CoderPad**](https://coderpad.io): Online interviewing platform for programmers. Run code in many programming languages, with results displayed by `xterm.js`.
 - [**WebSSH2**](https://github.com/billchurch/WebSSH2): A web based SSH2 client using `xterm.js`, socket.io, and ssh2.
-- [**Spyder Terminal**](https://github.com/spyder-ide/spyder-terminal): A full fledged system terminal embedded on Spyder IDE. 
+- [**Spyder Terminal**](https://github.com/spyder-ide/spyder-terminal): A full fledged system terminal embedded on Spyder IDE.
 - [**Cloud Commander**](https://cloudcmd.io "Cloud Commander"): Orthodox web file manager with console and editor.
 - [**Codevolve**](https://www.codevolve.com "Codevolve"): Online platform for interactive coding and web development courses. Live container-backed terminal uses `xterm.js`.
 - [**RStudio**](https://www.rstudio.com/products/RStudio "RStudio"): RStudio is an integrated development environment (IDE) for R.
 - [**Terminal for Atom**](https://github.com/jsmecham/atom-terminal-tab): A simple terminal for the Atom text editor.
 - [**Eclipse Orion**](https://orionhub.org): A modern, open source software development environment that runs in the cloud. Code, deploy and run in the cloud.
 - [**Gravitational Teleport**](https://github.com/gravitational/teleport): Gravitational Teleport is a modern SSH server for remotely accessing clusters of Linux servers via SSH or HTTPS.
-- [**Hexlet**](https://en.hexlet.io): Practical programming courses (JavaScript, PHP, Unix, databases, functional programming). A steady path from the first line of code to the first job. 
+- [**Hexlet**](https://en.hexlet.io): Practical programming courses (JavaScript, PHP, Unix, databases, functional programming). A steady path from the first line of code to the first job.
+- [**Selenoid UI**](https://github.com/aerokube/selenoid-ui): Simple UI for the scallable golang implementation of Selenium Hub named Selenoid. We use XTerm for streaming logs over websockets from docker containers.
+- [**Portainer**](https://portainer.io): Simple management UI for Docker.
+- [**SSHy**](https://github.com/stuicey/SSHy): HTML5 Based SSHv2 Web Client with E2E encryption utilising `xterm.js`, SJCL & websockets.
+
 
 Do you use xterm.js in your application as well? Please [open a Pull Request](https://github.com/sourcelair/xterm.js/pulls) to include it here. We would love to have it in our list.
 
diff --git a/src/SelectionManager.ts b/src/SelectionManager.ts
index 189d73e8..ac7fd017 100644
--- a/src/SelectionManager.ts
+++ b/src/SelectionManager.ts
@@ -87,23 +87,6 @@ export class SelectionManager extends EventEmitter {
    */
   private _dragScrollAmount: number;
 
-  /**
-   * The last time the mousedown event fired, this is used to track double and
-   * triple clicks.
-   */
-  private _lastMouseDownTime: number;
-
-  /**
-   * The last position the mouse was clicked [x, y].
-   */
-  private _lastMousePosition: [number, number];
-
-  /**
-   * The number of clicks of the mousedown event. This is used to keep track of
-   * double and triple clicks.
-   */
-  private _clickCount: number;
-
   /**
    * The current selection mode.
    */
@@ -136,7 +119,6 @@ export class SelectionManager extends EventEmitter {
     this.enable();
 
     this._model = new SelectionModel(_terminal);
-    this._lastMouseDownTime = 0;
     this._activeSelectionMode = SelectionMode.NORMAL;
   }
 
@@ -351,16 +333,14 @@ export class SelectionManager extends EventEmitter {
     // Reset drag scroll state
     this._dragScrollAmount = 0;
 
-    this._setMouseClickCount(event);
-
     if (event.shiftKey) {
       this._onShiftClick(event);
     } else {
-      if (this._clickCount === 1) {
+      if (event.detail === 1) {
           this._onSingleClick(event);
-      } else if (this._clickCount === 2) {
+      } else if (event.detail === 2) {
           this._onDoubleClick(event);
-      } else if (this._clickCount === 3) {
+      } else if (event.detail === 3) {
           this._onTripleClick(event);
       }
     }
@@ -446,32 +426,6 @@ export class SelectionManager extends EventEmitter {
     }
   }
 
-  /**
-   * Sets the number of clicks for the current mousedown event based on the time
-   * and position of the last mousedown event.
-   * @param event The mouse event.
-   */
-  private _setMouseClickCount(event: MouseEvent): void {
-    let currentTime = (new Date()).getTime();
-    if (currentTime - this._lastMouseDownTime > CLEAR_MOUSE_DOWN_TIME || this._distanceFromLastMousePosition(event) > CLEAR_MOUSE_DISTANCE) {
-      this._clickCount = 0;
-    }
-    this._lastMouseDownTime = currentTime;
-    this._lastMousePosition = [event.pageX, event.pageY];
-    this._clickCount++;
-  }
-
-  /**
-   * Gets the maximum number of pixels in each direction the mouse has moved.
-   * @param event The mouse event.
-   */
-  private _distanceFromLastMousePosition(event: MouseEvent): number {
-    const result = Math.max(
-        Math.abs(this._lastMousePosition[0] - event.pageX),
-        Math.abs(this._lastMousePosition[1] - event.pageY));
-    return result;
-  }
-
   /**
    * Handles the mousemove event when the mouse button is down, recording the
    * end of the selection and refreshing the selection.
diff --git a/src/xterm.js b/src/xterm.js
index 7421c9ee..44b5c797 100644
--- a/src/xterm.js
+++ b/src/xterm.js
@@ -1238,12 +1238,12 @@ Terminal.prototype.scrollDisp = function(disp, suppressScrollEvent) {
     this.userScrolling = false;
   }
 
-  this.ydisp += disp;
+  const oldYdisp = this.ydisp;
+  this.ydisp = Math.max(Math.min(this.ydisp + disp, this.ybase), 0);
 
-  if (this.ydisp > this.ybase) {
-    this.ydisp = this.ybase;
-  } else if (this.ydisp < 0) {
-    this.ydisp = 0;
+  // No change occurred, don't trigger scroll/refresh
+  if (oldYdisp === this.ydisp) {
+    return;
   }
 
   if (!suppressScrollEvent) {
@@ -1940,6 +1940,10 @@ Terminal.prototype.resize = function(x, y) {
   , addToY;
 
   if (x === this.cols && y === this.rows) {
+    // Check if we still need to measure the char size (fixes #785).
+    if (!this.charMeasure.width || !this.charMeasure.height) {
+      this.charMeasure.measure();
+    }
     return;
   }