fix(misc) typos

Found via `codespell -q 3 -S ./lang`

ios/app/src/AppDelegate.m

   if ([FIRUtilities appContainsRealServiceInfoPlist]) {
         NSLog(@"Enabling Firebase");
         [FIRApp configure];
-        // Crashlytics defaults to disabled wirth the FirebaseCrashlyticsCollectionEnabled Info.plist key.
+        // Crashlytics defaults to disabled with the FirebaseCrashlyticsCollectionEnabled Info.plist key.
         [[FIRCrashlytics crashlytics] setCrashlyticsCollectionEnabled:![jitsiMeet isCrashReportingDisabled]];
     }
 

ios/ci/build-ipa.sh

 
 echo "PR_REPO_SLUG=${PR_REPO_SLUG} PR_BRANCH=${PR_BRANCH}"
 
-# do the marge and git log
+# do the merge and git log
 
 if [ $PR_BRANCH != "master" ]; then
     echo "Will merge ${PR_REPO_SLUG}/${PR_BRANCH} into master"

ios/ci/setup-certificates.sh

 security import ${CERT_DIR}/dev-key.p12 -k ios-build.keychain -P $IOS_SIGNING_CERT_PASSWORD -A
 
 echo "will set-key-partition-list"
-# Fix for OS X Sierra that hungs in the codesign step
+# Fix for OS X Sierra that hangs in the codesign step
 security set-key-partition-list -S apple-tool:,apple: -s -k $ENCRYPTION_PASSWORD ios-build.keychain > /dev/null
 echo "done set-key-partition-list"
 

ios/sdk/src/JitsiMeetView.m

     // conference. However, React and, respectively,
     // appProperties/initialProperties are declarative expressions i.e. one and
     // the same URL will not trigger an automatic re-render in the JavaScript
-    // source code. The workaround implemented bellow introduces imperativeness
+    // source code. The workaround implemented below introduces imperativeness
     // in React Component props by defining a unique value per invocation.
     props[@"timestamp"] = @(mach_absolute_time());
 

ios/sdk/src/callkit/JMCallKitEmitter.swift

 
         // Avoid mute actions ping-pong: if the mute action was caused by
         // the JS side (we requested a transaction) don't call the delegate
-        // method. If it was called by the provder itself (when the user presses
+        // method. If it was called by the provider itself (when the user presses
         // the mute button in the CallKit view) then call the delegate method.
         //
         // NOTE: don't try to be clever and remove this. Been there, done that.

ios/sdk/src/picture-in-picture/PiPViewCoordinator.swift

 /// when is presented in Picure in Picture mode.
 public class PiPViewCoordinator {
 
-    /// Limits the boundries of view position on screen when minimized
+    /// Limits the boundaries of view position on screen when minimized
     public var dragBoundInsets: UIEdgeInsets = UIEdgeInsets(top: 25,
                                                             left: 5,
                                                             bottom: 5,

ios/travis-ci/build-ipa.sh

 
 echo "PR_REPO_SLUG=${PR_REPO_SLUG} PR_BRANCH=${PR_BRANCH}"
 
-# do the marge and git log
+# do the merge and git log
 
 if [ $PR_BRANCH != "master" ]; then
     echo "Will merge ${PR_REPO_SLUG}/${PR_BRANCH} into master"

modules/API/external/external_api.js

  * @param {any} value - The value to be parsed.
  * @returns {string|undefined} The parsed value that can be used for setting
  * sizes through the style property. If invalid value is passed the method
- * retuns undefined.
+ * returns undefined.
  */
 function parseSizeParam(value) {
     let parsedValue;

modules/UI/authentication/AuthHandler.js

 
 /**
  * Redirect the user to the token authentication service for the login to be
- * performed. Once complete it is expected that the service wil bring the user
+ * performed. Once complete it is expected that the service will bring the user
  * back with "?jwt={the JWT token}" query parameter added.
  * @param {string} [roomName] the name of the conference room.
  */
 /**
  * Initializes 'message' listener that will wait for a JWT token to be received
  * from the token authentication service opened in a popup window.
- * @param room the name fo the conference room.
+ * @param room the name of the conference room.
  */
 function initJWTTokenListener(room) {
     /**
                     roomName, APP.conference._getConferenceOptions());
 
                 // Authenticate from the new connection to get
-                // the session-ID from the focus, which wil then be used
+                // the session-ID from the focus, which will then be used
                 // to upgrade current connection's user role
 
                 newRoom.room.moderator.authenticate()
                     connection.disconnect();
 
                     // At this point we'll have session-ID stored in
-                    // the settings. It wil be used in the call below
+                    // the settings. It will be used in the call below
                     // to upgrade user's role
                     room.room.moderator.authenticate()
                         .then(() => {

modules/UI/shared_video/SharedVideo.js

      * Receives events for local audio mute/unmute by local user.
      * @param muted boolena whether it is muted or not.
      * @param {boolean} indicates if this mute was a result of user interaction,
-     * i.e. pressing the mute button or it was programatically triggerred
+     * i.e. pressing the mute button or it was programmatically triggered
      */
     onLocalAudioMuted(muted, userInteraction) {
         if (!this.player) {

modules/UI/util/UIUtil.js

      * @param {string} url - The redirect URL.
      * NOTE: Currently used to redirect to 3rd party location for
      * authentication. In most cases redirectWithStoredParams action must be
-     * used instead of this method in order to preserve curent URL params.
+     * used instead of this method in order to preserve current URL params.
      */
     redirect(url) {
         window.location.href = url;

modules/UI/videolayout/SmallVideo.js

     }
 
     /**
-     * Initalizes any browser specific properties. Currently sets the overflow
+     * Initializes any browser specific properties. Currently sets the overflow
      * property for Qt browsers on Windows to hidden, thus fixing the following
      * problem:
      * Some browsers don't have full support of the object-fit property for the
     _shouldTriggerPin(event) {
         // TODO Checking the classes is a workround to allow events to bubble into
         // the DisplayName component if it was clicked. React's synthetic events
-        // will fire after jQuery handlers execute, so stop propogation at this
+        // will fire after jQuery handlers execute, so stop propagation at this
         // point will prevent DisplayName from getting click events. This workaround
-        // should be removeable once LocalVideo is a React Component because then
+        // should be removable once LocalVideo is a React Component because then
         // the components share the same eventing system.
         const $source = $(event.target || event.srcElement);
 

modules/UI/videolayout/VideoContainer.js

         videoSpaceWidth,
         videoSpaceHeight) {
     if (videoWidth === 0 || videoHeight === 0 || videoSpaceWidth === 0 || videoSpaceHeight === 0) {
-        // Avoid NaN values caused by devision by 0.
+        // Avoid NaN values caused by division by 0.
         return [ 0, 0 ];
     }
 
         videoSpaceHeight,
         videoLayoutFit) {
     if (videoWidth === 0 || videoHeight === 0 || videoSpaceWidth === 0 || videoSpaceHeight === 0) {
-        // Avoid NaN values caused by devision by 0.
+        // Avoid NaN values caused by division by 0.
         return [ 0, 0 ];
     }
 
         const [ width, height ] = this._getVideoSize(containerWidth, containerHeight);
 
         if (width === 0 || height === 0) {
-            // We don't need to set 0 for width or height since the visibility is controled by the visibility css prop
+            // We don't need to set 0 for width or height since the visibility is controlled by the visibility css prop
             // on the largeVideoElementsContainer. Also if the width/height of the video element is 0 the attached
             // stream won't be played. Normally if we attach a new stream we won't resize the video element until the
             // stream has been played. But setting width/height to 0 will prevent the video from playing.

modules/UI/videolayout/VideoLayout.js

         localVideoThumbnail && localVideoThumbnail.updateDOMLocation();
         VideoLayout.resizeVideoArea();
 
-        // Rerender the thumbnails since they are dependant on the layout because of the tooltip positioning.
+        // Rerender the thumbnails since they are dependent on the layout because of the tooltip positioning.
         localVideoThumbnail && localVideoThumbnail.rerender();
         Object.values(remoteVideos).forEach(remoteVideoThumbnail => remoteVideoThumbnail.rerender());
     },