add inflate-deflate support

src/http/readable-stream/_stream_passthrough.js

@@ -12,9 +12,16 @@ class PassThrough extends Transform  {
   constructor (options) {
     super(options);
     this.ee = new EventEmitter();
-    if (options.headers && options.headers['content-encoding'] && isEqual(options.headers['content-encoding'].toLowerCase(), 'gzip')) {
-      this.isGzip = true;
-      this.inflator = new pako.Inflate();
+    if (options.headers) {
+      if (options.headers['content-encoding']) {
+        if ( 
+          isEqual(options.headers['content-encoding'].toLowerCase(), 'gzip')    ||
+          isEqual(options.headers['content-encoding'].toLowerCase(), 'deflate')
+        ) {
+          this.isGzip = true;
+          this.inflator = new pako.Inflate();
+        }
+      }
     }
   }
 

src/http/ziti-inner-tls-socket.js

@@ -381,7 +381,7 @@ class ZitiInnerTLSSocket extends EventEmitter {
                 // ...then indicate we have a pending 'close' event.  The 'close' event will be emitted by the ClientRequest
                 //      when it runs and sees the need to emit the event.  We need to defer/delay the emission of the 'close'
                 //      event because it is possible that the data for this connection hasn't completed the decrypt flow yet, 
-                //      and thus the HTTP Response pqrsing logic hasn't run yet, and if we issue a 'close' before then, the
+                //      and thus the HTTP Response parsing logic hasn't run yet, and if we issue a 'close' before then, the
                 //      HTTP Response parsing logic will interpret the close as a 'socket hang up' error.
 
                 this._closeEventPending = true;