Remove ufo from README

Author: jonathanstowe

README.md

@@ -49,17 +49,7 @@ re-exported by the module.
 ## Installation
 
 Assuming you have a working perl6 installation you should be able to
-install this with *ufo* :
-
-    ufo
-    make test
-    make install
-
-*ufo* can be installed with *panda* for rakudo:
-
-    panda install ufo
-
-Or you can install directly with "panda":
+install this with *panda* :
 
     # From the source directory
 
@@ -69,17 +59,18 @@ Or you can install directly with "panda":
 
     panda install JSON::Class
 
-Other install mechanisms may be become available in the future.
+I haven't tested with "zef" but I can see no reason why it shouldn't
+work equally well.
 
 ## Support
 
-Suggestions/patches are welcomed via github at
+Suggestions/patches are welcomed via github at:
 
    https://github.com/jonathanstowe/JSON-Class
 
 ## Licence
 
 Please see the LICENCE file in the distribution
 
-(C) Jonathan Stowe 2015, 2016
+© Jonathan Stowe 2015, 2016