Record important changes.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2442 c046a42c-6fe2-441c-8c8c-71466251a162

Changelog

+  - TFTP booting from host directory (Anthony Liguori)
+  - Tap device emulation for Solaris (Sittichai Palanisong)
+  - Monitor multiplexing to several I/O channels (Jason Wessel)
+
 version 0.9.0:
 
   - Support for relative paths in backing files for disk images