Updated ANNOUNCEMENT for version 9.1-1

ANNOUNCE

@@ -1,22 +1,15 @@
-PackMan package manager 0.9.0 beta released
+PackMan package manager 0.9.1 beta released
 
-PackMan version 0.9.0 beta is now available.
+PackMan version 0.9.1 beta is now available.
+
+The main reason for this release is to allow PackMan to run on the
+Raspberry Pi 3.
 
 New to this version:
 
-- Added find file window to search packages for a component or installed
-  file.
-- Added save/load install list of packages, paths and sources.
-- Added install/remove/copyright and components buttons to the information
-  window.
-- Implemented package triggers.
-- Fixed bug that corrupted desktop file if it did not contain any RISCOS
-  sections. Modern RISC OS 4/5 !Boot directories would not trigger this
-  bug, however earlier versions of the Iyonix may and if this file was
-  a copy from a pre RISC OS 4 machine.
-
-+ An assortment of minor bug fixes and UI improvements (see the
-  history page in the help for details) 
+- Recompiled with a new version of the GCCSDK for Raspberry Pi 3 compatibility.
+- Fixed bug where it was impossible to exit PackMan when it was first run
+  without installing the Packages directory.
 
 If you already have a previous version of !PackMan or !RiscPkg
 installed you can install it or upgrade it from either of