WIP: Switch to Pako for zlib

This commit introduces an alternate implementation of the zlib
decompressor based on Pako (https://github.com/nodeca/pako).

tests/test.rfb.js

@@ -1,4 +1,4 @@
-// requires local modules: util, base64, websock, rfb, keyboard, keysym, keysymdef, input, jsunzip, des, display
+// requires local modules: util, base64, websock, rfb, keyboard, keysym, keysymdef, input, inflator, des, display
 // requires test modules: fake.websocket, assertions
 /* jshint expr: true */
 var assert = chai.assert;

tests/vnc_playback.html

@@ -61,7 +61,7 @@
             // Load supporting scripts
             Util.load_scripts(["base64.js", "websock.js", "des.js", "keysym.js",
                             "keysymdef.js", "keyboard.js", "input.js", "display.js",
-                            "jsunzip.js", "rfb.js", "playback.js", fname]);
+                            "rfb.js", "playback.js", "inflator.js", fname]);
 
         } else {
             message("Must specify data=FOO in query string.");