Fixes #4

* explicitly call decode on the webresponse and don't rely on the decode magic of python 3.6 to keep backwards compatibility to older version of keypirinha
* version bump

README.md

@@ -24,7 +24,7 @@ All commands are prefixed with `PackageControl:`.
 * Open the `Keypirinha: Console`
 * Enter the following:
     ```python
-    import keypirinha as kp,keypirinha_net as kpn,os;p="PackageControl.keypirinha-package";d=kpn.build_urllib_opener().open("https://github.com/ueffel/Keypirinha-PackageControl/releases/download/0.2.1/"+p);pb=d.read();d.close();f=open(os.path.join(kp.installed_package_dir(),p),"wb");f.write(pb);f.close()
+    import keypirinha as kp,keypirinha_net as kpn,os;p="PackageControl.keypirinha-package";d=kpn.build_urllib_opener().open("https://github.com/ueffel/Keypirinha-PackageControl/releases/download/0.2.2/"+p);pb=d.read();d.close();f=open(os.path.join(kp.installed_package_dir(),p),"wb");f.write(pb);f.close()
     ```
 
 ### Manually

packagecontrol.py

@@ -372,7 +372,7 @@ def _get_available_packages(self, force=False):
 
                 if not force and last_run and os.path.isfile(os.path.join(cache_path, "packages.json")):
                     with open(os.path.join(cache_path, "packages.json"), "r") as cache:
-                        repo = json.loads(cache.read())
+                        repo = json.load(cache)
                     write_cache = False
                     self.info("Package list loaded from file cache '{}' ({} packages)".format(repo["name"],
                                                                                               len(repo["packages"])))
@@ -381,7 +381,7 @@ def _get_available_packages(self, force=False):
                     self.dbg("No available packages cached or its time to update, getting list from", self._repo_url)
                     req = urllib.request.Request(self._repo_url)
                     with self._urlopener.open(req) as response:
-                        repo = json.loads(response.read())
+                        repo = json.loads(response.read().decode())
                         if hasattr(req, "redirect"):
                             self.info("Request permanently redirected. Changing repository url to:", req.redirect)
                             self._repo_url = req.redirect