Further improve release instructions

(cherry picked from commit a3ec34b55d)

doc/contributing.asciidoc

@@ -705,6 +705,7 @@ qutebrowser release
 * Consider updating the completions for `content.headers.user_agent` in `configdata.yml`.
 * Make sure Python is up-to-date on build machines.
 * Mark the milestone at https://github.com/qutebrowser/qutebrowser/milestones as closed.
+* Update changelog
 * Run `./.venv/bin/python3 scripts/dev/update_version.py {major,minor,patch}`.
 * Run the printed instructions accordingly.
 * Update `qutebrowser-git` PKGBUILD if dependencies/install changed.

scripts/dev/update_version.py

@@ -67,16 +67,16 @@ if __name__ == "__main__":
     print("* git push origin; git push origin v{v}".format(v=version))
     if args.bump == 'patch':
         print("* git checkout master && git cherry-pick v{v} && "
-              "git push origin.".format(v=version))
+              "git push origin".format(v=version))
     else:
         print("* git branch v{x} v{v} && git push origin v{x}"
               .format(v=version, x=x_version))
     print("* Create new release via GitHub (required to upload release "
-          "artifacts).")
+          "artifacts)")
     print("* Linux: git pull && git checkout v{v} && "
           "./.venv/bin/python3 scripts/dev/build_release.py --upload"
           .format(v=version))
-    print("* Windows: git pull && git checkout v{v}; "
+    print("* Windows: git pull; git checkout v{v}; "
           "py -3 scripts\\dev\\build_release.py --asciidoc "
           "C:\\Python27\\python "
           "$env:userprofile\\bin\\asciidoc-8.6.10\\asciidoc.py --upload"
@@ -86,7 +86,7 @@ if __name__ == "__main__":
           .format(v=version))
 
     print("* On server:")
-    print("  - python3 scripts/dev/download_release.py {v}"
+    print("  - bash download_release.sh {v}"
           .format(v=version))
     print("  - git pull github master && sudo python3 "
           "scripts/asciidoc2html.py --website /srv/http/qutebrowser")