Allow for some differences in case of 111 issues.

src/zc/buildout/networkcache.txt

@@ -177,7 +177,7 @@ As one can see, in case if upload is not working, there is no problem with runni
    Downloading hello.txt from network cache.
    Failed to download from network cache hello.txt: ...404...
    Uploading http://localhost/hello.txt into network cache.
-   Fail to upload file. [Errno 111] Connection refused
+   Fail to upload file. ...111...
    download: Downloaded http://localhost/hello.txt
 
 Lets clean networkcache:
@@ -245,9 +245,9 @@ message not perfect error is shown like <urlopen...Connection Refused>)
    Updating download.
    Downloading http://localhost/hello.txt
    Downloading hello.txt from network cache.
-   Failed to download from network cache hello.txt: <urlopen error [Errno 111] Connection refused>
+   Failed to download from network cache hello.txt: ...111...
    Uploading http://localhost/hello.txt into network cache.
-   Fail to upload file. [Errno 111] Connection refused
+   Fail to upload file. ...111...
    download: Downloaded http://localhost/hello.txt
 
 Lets create the signature files: