update CHANGES with SB16, keyboard, VGA and Voodoo fixes done by Volker

bochs/CHANGES

@@ -74,10 +74,18 @@ Detailed change log :
   - PCI
     - Fixed and improved PCI slot config error handling
 
+  - VGA
+    - Fixes in MAP13 disabled mode (VGA mode 6): half dot clock, color support
+    - Fixed backward screen-to-screen copy operation for > 8 bpp modes
+    - Fixes for the VGA mode 0x13 (Added split screen support)
+    - mem_write(): in text mode don't mark graphics tiles for update
+    - Implemented secondary VGA charmap support
+
   - Voodoo
     - Expand maximum resolution for Banshee and Voodoo 3 from 1600x1280 to 1920x1440
     - Fix memory corruption when reading Voodoo ROM
     - Fixed Voodoo device compilation for big endian architectures
+    - Fixed randomly missing color palette updates
 
   - CD-ROM:
     - Fix to enable TEAC CD-ROM driver to work
@@ -168,6 +176,14 @@ Detailed change log :
   - HPET
     - Bugfixes in HPET emulation
 
+  - SB16
+    - Set default value for SB16 dmatimer to 1000000 and updated docs
+    - Align SB16 DMA buffer size to 4 to avoid crash in 16-bit stereo mode
+    - Added 16-bit write support for even i/o addresses
+
+   - Keyboard/Mouse
+    - Reduce default keyboard serial delay to 150 to avoid timeouts
+
 -BIOS / VGABIOS
   - Added capability to enter keycode with ALT + numeric keypad
   - LGPL'd VGABIOS updated to version 0.8b (from https://github.com/bochs-emu/VGABIOS)