Fix several typos

Found using `codespell -wi3 **/*`.

README.md

@@ -65,7 +65,7 @@ new Cam({
 ```
 
 ## Other examples
-* example2.js takes an IP address range, scans the range for ONVIF devices (brute force scan) and dsplays information about each device found including make and model.
+* example2.js takes an IP address range, scans the range for ONVIF devices (brute force scan) and displays information about each device found including make and model.
 For Profile S Cameras and Encoders it displays the default RTSP address
 For Profile G Recorders it displays the RTSP address of the first recording
 

example3.js

@@ -23,7 +23,7 @@
  * The program gets a list of ONVIF presets. Keys 1..9 are used to send
  * Goto Preset on the first 9 preset commands.
  *
- * The GetPresets command is left as an asyncronous command
+ * The GetPresets command is left as an asynchronous command
  * and the presets list may come in some time after the StreamURI is displayed
  * 
  */

example6.js

@@ -1,6 +1,6 @@
 /**
  * NodeJS ONVIF Events
- * Reveive Events using a PullPoint Subscription and display the events on screen
+ * Receive Events using a PullPoint Subscription and display the events on screen
  * Tested with Axis (which uses a fixed PullPoint URL with a SubscriberId in the XML)
  * and with HikVision (which uses a dynamically generated PullPoint URL)
  *
@@ -204,7 +204,7 @@ new Cam({
 }) // end newCam callback
 
 
-// Code completes here but the applictions remains running as there is a OnEvent listener that is active
+// Code completes here but the applications remains running as there is a OnEvent listener that is active
 
 // UNCOMMENT THIS LINE TO STOP AFTER 5 SECONDS   setTimeout(()=>{cam_obj.removeAllListeners('event');},5000);
 

lib/cam.js

@@ -495,7 +495,7 @@ Cam.prototype.getCapabilities = function(callback) {
 			// extensions, eg. deviceIO
 			if (this.capabilities.extension) {
 				Object.keys(this.capabilities.extension).forEach(function(ext) {
-					// TODO think about complex entensions like `telexCapabilities` and `scdlCapabilities`
+					// TODO think about complex extensions like `telexCapabilities` and `scdlCapabilities`
 					if (this.capabilities.extension[ext].XAddr) {
 						this.uri[ext] = url.parse(this.capabilities.extension[ext].XAddr);
 					}

lib/device.js

@@ -104,7 +104,7 @@ module.exports = function(Cam) {
 	 * @property {object} [IPv6] IPv6 network interface configuration.
 	 * @property {boolean} IPv6.enabled Indicates whether or not IPv6 is enabled.
 	 * @property {object} IPv6.config  IPv6 configuration.
-	 * @property {boolean} [IPv6.config.acceptRouterAdvert] Indicates whether router advertisment is used.
+	 * @property {boolean} [IPv6.config.acceptRouterAdvert] Indicates whether router advertisement is used.
 	 * @property {string} IPv6.config.DHCP DHCP configuration. - enum { 'Auto', 'Stateful', 'Stateless', 'Off' }
 	 * @property {object} [IPv6.config.manual] List of manually added IPv6 addresses.
 	 * @property {string} IPv6.config.manual.address IPv6 address.
@@ -115,7 +115,7 @@ module.exports = function(Cam) {
 	 * @property {object} [IPv6.config.fromDHCP] List of IPv6 addresses configured by using DHCP.
 	 * @property {string} IPv6.config.fromDHCP.address IPv6 address.
 	 * @property {number} IPv6.config.fromDHCP.prefixLength Prefix/submask length.
-	 * @property {object} [IPv6.config.fromRA] List of IPv6 addresses configured by using router advertisment.
+	 * @property {object} [IPv6.config.fromRA] List of IPv6 addresses configured by using router advertisement.
 	 * @property {string} IPv6.config.fromRA.address IPv6 address.
 	 * @property {number} IPv6.config.fromRA.prefixLength Prefix/submask length.
 	 * @property {object} [IPv6.config.extension] Extension
@@ -157,7 +157,7 @@ module.exports = function(Cam) {
 	 * @property {boolean} [IPv4.DHCP] Indicates whether or not DHCP is used.
 	 * @property {object} [IPv6] IPv6 network interface configuration.
 	 * @property {boolean} [IPv6.enabled] Indicates whether or not IPv6 is enabled.
-	 * @property {boolean} [IPv6.acceptRouterAdvert] Indicates whether router advertisment is used.
+	 * @property {boolean} [IPv6.acceptRouterAdvert] Indicates whether router advertisement is used.
 	 * @property {object} [IPv6.manual] List of manually added IPv6 addresses.
 	 * @property {string} IPv6.manual.address IPv6 address.
 	 * @property {number} IPv6.manual.prefixLength Prefix/submask length.

lib/media.js

@@ -50,7 +50,7 @@ module.exports = function(Cam) {
 
 	/**
 	 * @typedef {object} Cam~VideoSourceConfiguration
-	 * @property {string} token Token that uniquely refernces this configuration
+	 * @property {string} token Token that uniquely references this configuration
 	 * @property {string} sourceToken Reference to the physical input
 	 * @property {string} name User readable name
 	 * @property {number} useCount Number of internal references currently using this configuration
@@ -104,7 +104,7 @@ module.exports = function(Cam) {
 
 	/**
 	 * @typedef {object} Cam~VideoEncoderConfiguration
-	 * @property {string} $.token Token that uniquely refernces this configuration
+	 * @property {string} $.token Token that uniquely references this configuration
 	 * @property {string} name User readable name.
 	 * @property {string} useCount Number of internal references currently using this configuration
 	 * @property {string} encoding Used video codec ('JPEG' | 'MPEG4' | 'H264' )

test/common.coffee

@@ -305,7 +305,7 @@ describe 'Common functions', () ->
         done()
 
   describe 'getConfigurationOptions', () ->
-    it 'should return an options object for every configuation token', (done) ->
+    it 'should return an options object for every configuration token', (done) ->
       tokens = Object.keys cam.configurations
       cou = tokens.length
       tokens.forEach (token) ->

test/ptz.coffee

@@ -125,7 +125,7 @@ describe 'PTZ', () ->
         y: 0.1
         zoom: 0
       }, done
-    it 'should set ommited pan-tilt parameters to zero', (done) ->
+    it 'should set omitted pan-tilt parameters to zero', (done) ->
       cam.continuousMove {
         x: 0.1
         zoom: 0