Removes lock

Author: JJ

.appveyor.yml

@@ -18,6 +18,7 @@ platform: x64
 # directories for future builds
 cache:
  - C:\Rakudo -> .appveyor_clear_cache.txt
+ - C:\Rakudo\share\perl6 -> META6.json
 
 branches:
 only:

lib/Pod/To/Cached.pm6

@@ -264,6 +264,7 @@ method freeze( --> Bool ){
 methodrm-cache(){
 if$*SPEC~~IO::Spec::Win32{
 my$win-path="$*CWD/$!path".trans( ["/"] => ["\\"] );
+shell"rm $win-path\.lock";
 shell"rmdir /S /Q $win-path" ;
 shell"rmdir $win-path";
  } else{