Remove use of lodash

Lodash is a library that simply is not needed any more, and it had
a major security vulnerability to boot.  This swaps out some of what
lodash was offering since much of it is now baked into ES2015.  Lodash
itself will be removed in a future commit

Issue #15 Modernize development environment

lib/opened-captions.js

@@ -26,7 +26,7 @@ module.exports = (function() {
     options = options || {};
 
     // Default options
-    this.options = Utils._.extend({
+    this.options = Object.assign({
       io: null,
       port: 8080
     }, options);

lib/streams/abstract/index.js

@@ -7,7 +7,7 @@ var AbstractStream = function(oc, options) {
   options = options || {};
 
   // Default options
-  this.metadata = _.extend({
+  this.metadata = Object.assign({
     id: uuid.v4(),
     description: ''
   }, options);
@@ -107,7 +107,7 @@ AbstractStream.prototype.getBuffer = function(cursor) {
 AbstractStream.prototype.trimBuffer = function() {
 
   // Get the lowest cursor value
-  var cursorValues = _.values(this.cursors);
+  var cursorValues = Object.values(this.cursors);
   var index = Math.min.apply(null, cursorValues);
 
   // Slice off a portion (or all of) the content in the buffer

lib/streams/network/index.js

@@ -14,7 +14,7 @@ var NetworkStream = function(oc, options) {
   options = options || {};
 
   // Default options
-  self.options = Utils._.extend({
+  self.options = Object.assign({
     host: 'localhost',
     port: 9000
   }, options);

lib/streams/server/index.js

@@ -14,7 +14,7 @@ var ServerStream = function(oc, options) {
   options = options || {};
 
   // Default options
-  self.options = Utils._.extend({
+  self.options = Object.assign({
     host: 'localhost',
     port: 80
   }, options);
@@ -30,4 +30,4 @@ var ServerStream = function(oc, options) {
 ServerStream.prototype = Object.create(AbstractStream.prototype);
 ServerStream.prototype.constructor = ServerStream;
 
-module.exports = ServerStream;
+module.exports = ServerStream;