diff --git a/bower.json b/bower.json
index 7dca491e1f..def704c4e8 100644
--- a/bower.json
+++ b/bower.json
@@ -31,6 +31,7 @@
     "davclient.js": "https://github.com/evert/davclient.js.git",
     "es6-promise": "https://github.com/jakearchibald/es6-promise.git#~2.3.0",
     "base64": "~0.3.0",
-    "clipboard": "^1.5.12"
+    "clipboard": "^1.5.12",
+    "autosize": "^3.0.17"
   }
 }
diff --git a/core/js/core.json b/core/js/core.json
index 5254e7b3d0..e651c9d759 100644
--- a/core/js/core.json
+++ b/core/js/core.json
@@ -11,7 +11,8 @@
 		"backbone/backbone.js",
 		"es6-promise/dist/es6-promise.js",
 		"davclient.js/lib/client.js",
-		"clipboard/dist/clipboard.js"
+		"clipboard/dist/clipboard.js",
+		"autosize/dist/autosize.js"
 	],
 	"libraries": [
 		"jquery-showpassword.js",
diff --git a/core/vendor/.gitignore b/core/vendor/.gitignore
index 70636c3932..7982f7de93 100644
--- a/core/vendor/.gitignore
+++ b/core/vendor/.gitignore
@@ -142,3 +142,10 @@ base64/*min.js
 clipboard/**
 !clipboard/dist
 !clipboard/dist/clipboard.js
+
+# autosize
+autosize/**
+!autosize/dist
+!autosize/dist/autosize.js
+!autosize/.bower.json
+!autosize/LICENCE.md
diff --git a/core/vendor/autosize/.bower.json b/core/vendor/autosize/.bower.json
new file mode 100644
index 0000000000..56e4b46a16
--- /dev/null
+++ b/core/vendor/autosize/.bower.json
@@ -0,0 +1,40 @@
+{
+  "name": "autosize",
+  "description": "Autosize is a small, stand-alone script to automatically adjust textarea height to fit text.",
+  "dependencies": {},
+  "keywords": [
+    "textarea",
+    "form",
+    "ui"
+  ],
+  "authors": [
+    {
+      "name": "Jack Moore",
+      "url": "http://www.jacklmoore.com",
+      "email": "hello@jacklmoore.com"
+    }
+  ],
+  "license": "MIT",
+  "homepage": "http://www.jacklmoore.com/autosize",
+  "ignore": [],
+  "repository": {
+    "type": "git",
+    "url": "http://github.com/jackmoore/autosize.git"
+  },
+  "main": "dist/autosize.js",
+  "moduleType": [
+    "amd",
+    "node"
+  ],
+  "version": "3.0.17",
+  "_release": "3.0.17",
+  "_resolution": {
+    "type": "version",
+    "tag": "3.0.17",
+    "commit": "144040e4f545fbea9b304706a5200eba9961ee3f"
+  },
+  "_source": "https://github.com/jackmoore/autosize.git",
+  "_target": "^3.0.17",
+  "_originalSource": "autosize",
+  "_direct": true
+}
\ No newline at end of file
diff --git a/core/vendor/autosize/LICENSE.md b/core/vendor/autosize/LICENSE.md
new file mode 100644
index 0000000000..2de673bfa0
--- /dev/null
+++ b/core/vendor/autosize/LICENSE.md
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2015 Jack Moore
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file
diff --git a/core/vendor/autosize/dist/autosize.js b/core/vendor/autosize/dist/autosize.js
new file mode 100644
index 0000000000..49b8b0b957
--- /dev/null
+++ b/core/vendor/autosize/dist/autosize.js
@@ -0,0 +1,262 @@
+/*!
+	Autosize 3.0.17
+	license: MIT
+	http://www.jacklmoore.com/autosize
+*/
+(function (global, factory) {
+	if (typeof define === 'function' && define.amd) {
+		define(['exports', 'module'], factory);
+	} else if (typeof exports !== 'undefined' && typeof module !== 'undefined') {
+		factory(exports, module);
+	} else {
+		var mod = {
+			exports: {}
+		};
+		factory(mod.exports, mod);
+		global.autosize = mod.exports;
+	}
+})(this, function (exports, module) {
+	'use strict';
+
+	var set = typeof Set === 'function' ? new Set() : (function () {
+		var list = [];
+
+		return {
+			has: function has(key) {
+				return Boolean(list.indexOf(key) > -1);
+			},
+			add: function add(key) {
+				list.push(key);
+			},
+			'delete': function _delete(key) {
+				list.splice(list.indexOf(key), 1);
+			} };
+	})();
+
+	var createEvent = function createEvent(name) {
+		return new Event(name);
+	};
+	try {
+		new Event('test');
+	} catch (e) {
+		// IE does not support `new Event()`
+		createEvent = function (name) {
+			var evt = document.createEvent('Event');
+			evt.initEvent(name, true, false);
+			return evt;
+		};
+	}
+
+	function assign(ta) {
+		if (!ta || !ta.nodeName || ta.nodeName !== 'TEXTAREA' || set.has(ta)) return;
+
+		var heightOffset = null;
+		var clientWidth = ta.clientWidth;
+		var cachedHeight = null;
+
+		function init() {
+			var style = window.getComputedStyle(ta, null);
+
+			if (style.resize === 'vertical') {
+				ta.style.resize = 'none';
+			} else if (style.resize === 'both') {
+				ta.style.resize = 'horizontal';
+			}
+
+			if (style.boxSizing === 'content-box') {
+				heightOffset = -(parseFloat(style.paddingTop) + parseFloat(style.paddingBottom));
+			} else {
+				heightOffset = parseFloat(style.borderTopWidth) + parseFloat(style.borderBottomWidth);
+			}
+			// Fix when a textarea is not on document body and heightOffset is Not a Number
+			if (isNaN(heightOffset)) {
+				heightOffset = 0;
+			}
+
+			update();
+		}
+
+		function changeOverflow(value) {
+			{
+				// Chrome/Safari-specific fix:
+				// When the textarea y-overflow is hidden, Chrome/Safari do not reflow the text to account for the space
+				// made available by removing the scrollbar. The following forces the necessary text reflow.
+				var width = ta.style.width;
+				ta.style.width = '0px';
+				// Force reflow:
+				/* jshint ignore:start */
+				ta.offsetWidth;
+				/* jshint ignore:end */
+				ta.style.width = width;
+			}
+
+			ta.style.overflowY = value;
+
+			resize();
+		}
+
+		function getParentOverflows(el) {
+			var arr = [];
+
+			while (el && el.parentNode && el.parentNode instanceof Element) {
+				if (el.parentNode.scrollTop) {
+					arr.push({
+						node: el.parentNode,
+						scrollTop: el.parentNode.scrollTop });
+				}
+				el = el.parentNode;
+			}
+
+			return arr;
+		}
+
+		function resize() {
+			var originalHeight = ta.style.height;
+			var overflows = getParentOverflows(ta);
+			var docTop = document.documentElement && document.documentElement.scrollTop; // Needed for Mobile IE (ticket #240)
+
+			ta.style.height = 'auto';
+
+			var endHeight = ta.scrollHeight + heightOffset;
+
+			if (ta.scrollHeight === 0) {
+				// If the scrollHeight is 0, then the element probably has display:none or is detached from the DOM.
+				ta.style.height = originalHeight;
+				return;
+			}
+
+			ta.style.height = endHeight + 'px';
+
+			// used to check if an update is actually necessary on window.resize
+			clientWidth = ta.clientWidth;
+
+			// prevents scroll-position jumping
+			overflows.forEach(function (el) {
+				el.node.scrollTop = el.scrollTop;
+			});
+
+			if (docTop) {
+				document.documentElement.scrollTop = docTop;
+			}
+		}
+
+		function update() {
+			resize();
+
+			var computed = window.getComputedStyle(ta, null);
+			var computedHeight = Math.round(parseFloat(computed.height));
+			var styleHeight = Math.round(parseFloat(ta.style.height));
+
+			// The computed height not matching the height set via resize indicates that
+			// the max-height has been exceeded, in which case the overflow should be set to visible.
+			if (computedHeight !== styleHeight) {
+				if (computed.overflowY !== 'visible') {
+					changeOverflow('visible');
+				}
+			} else {
+				// Normally keep overflow set to hidden, to avoid flash of scrollbar as the textarea expands.
+				if (computed.overflowY !== 'hidden') {
+					changeOverflow('hidden');
+				}
+			}
+
+			if (cachedHeight !== computedHeight) {
+				cachedHeight = computedHeight;
+				var evt = createEvent('autosize:resized');
+				ta.dispatchEvent(evt);
+			}
+		}
+
+		var pageResize = function pageResize() {
+			if (ta.clientWidth !== clientWidth) {
+				update();
+			}
+		};
+
+		var destroy = (function (style) {
+			window.removeEventListener('resize', pageResize, false);
+			ta.removeEventListener('input', update, false);
+			ta.removeEventListener('keyup', update, false);
+			ta.removeEventListener('autosize:destroy', destroy, false);
+			ta.removeEventListener('autosize:update', update, false);
+			set['delete'](ta);
+
+			Object.keys(style).forEach(function (key) {
+				ta.style[key] = style[key];
+			});
+		}).bind(ta, {
+			height: ta.style.height,
+			resize: ta.style.resize,
+			overflowY: ta.style.overflowY,
+			overflowX: ta.style.overflowX,
+			wordWrap: ta.style.wordWrap });
+
+		ta.addEventListener('autosize:destroy', destroy, false);
+
+		// IE9 does not fire onpropertychange or oninput for deletions,
+		// so binding to onkeyup to catch most of those events.
+		// There is no way that I know of to detect something like 'cut' in IE9.
+		if ('onpropertychange' in ta && 'oninput' in ta) {
+			ta.addEventListener('keyup', update, false);
+		}
+
+		window.addEventListener('resize', pageResize, false);
+		ta.addEventListener('input', update, false);
+		ta.addEventListener('autosize:update', update, false);
+		set.add(ta);
+		ta.style.overflowX = 'hidden';
+		ta.style.wordWrap = 'break-word';
+
+		init();
+	}
+
+	function destroy(ta) {
+		if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) return;
+		var evt = createEvent('autosize:destroy');
+		ta.dispatchEvent(evt);
+	}
+
+	function update(ta) {
+		if (!(ta && ta.nodeName && ta.nodeName === 'TEXTAREA')) return;
+		var evt = createEvent('autosize:update');
+		ta.dispatchEvent(evt);
+	}
+
+	var autosize = null;
+
+	// Do nothing in Node.js environment and IE8 (or lower)
+	if (typeof window === 'undefined' || typeof window.getComputedStyle !== 'function') {
+		autosize = function (el) {
+			return el;
+		};
+		autosize.destroy = function (el) {
+			return el;
+		};
+		autosize.update = function (el) {
+			return el;
+		};
+	} else {
+		autosize = function (el, options) {
+			if (el) {
+				Array.prototype.forEach.call(el.length ? el : [el], function (x) {
+					return assign(x, options);
+				});
+			}
+			return el;
+		};
+		autosize.destroy = function (el) {
+			if (el) {
+				Array.prototype.forEach.call(el.length ? el : [el], destroy);
+			}
+			return el;
+		};
+		autosize.update = function (el) {
+			if (el) {
+				Array.prototype.forEach.call(el.length ? el : [el], update);
+			}
+			return el;
+		};
+	}
+
+	module.exports = autosize;
+});
\ No newline at end of file