Correcting minor typos in README

Author: paultcochrane

README

@@ -1,6 +1,6 @@
 p6doc -- an attempt to write something like 'perldoc' for Perl 6
 
-A HTML version of this documenation can be found at http://doc.perl6.org/
+An HTML version of this documentation can be found at http://doc.perl6.org/
 
 With a Rakudo 'perl6' executable in PATH, try
 
@@ -25,7 +25,7 @@ Here are some ways to help us:
  * add usage examples to existing documentation
  * proofread and correct the documentation
 
-The file WANTED has a list of particular documents that is known to be
+The file WANTED has a list of particular documents that are known to be
 missing.
 
 --------
@@ -76,12 +76,13 @@ Wishlist stuff:
     the operator.  ("p6doc '%%'"  returns the documentation for
     &infix:<%%>.)
 
- *  Perl6 implementations could embed P<...> tags in their source 
-    code that would then inline the corresponding entry from p6doc.  
-    This would enable things like "&say.WHY" to (dynamically!) 
-    retrieve the documentation string from p6doc, without having 
+ *  Perl6 implementations could embed P<...> tags in their source
+    code that would then inline the corresponding entry from p6doc.
+    This would enable things like "&say.WHY" to (dynamically!)
+    retrieve the documentation string from p6doc, without having
     to duplicate the documentation in the CORE.setting sources
     or to encode the documentation into the binaries.
+
     Example:
 
         # In Rakudo's src/core/IO.pm:
@@ -95,4 +96,3 @@ Wishlist stuff:
         #= P<p6doc/&note>
         sub note(|$) { ... }
 
-