Update CHANGES.md

Signed-off-by: Konrad Gräfe <konradgraefe@aol.com>

CHANGES.md

@@ -1,5 +1,9 @@
 # Pidgin Hide Chat On Join Changes
 
+## Version 2.1 (in development)
+- Fix filename of language files in Win32 binary distribution (Github #8)
+- Update German translation (Github #9)
+
 ## Version 2.0 (2017-09-12)
 **WARNING:** This update changes the behavior of the plugin. Old settings will
              be lost.
@@ -8,13 +12,13 @@
 - Only hide chats within a timeframe after the account connected. The timeout
   is configurable on a per account basis. (Github #4 and #5)
 - Notify when hiding a chat the first time
-- Add Brazilian Portuguese, and Spanish language files
+- Add Brazilian, Portuguese and Spanish language files
 - Update German and Russian language files
 - Update plugin website
 
 ## Version 1.0 (2011-07-03)
 - Fix build issue (Launchpad #763499)
-- Added russian language
+- Added Russian language
 
 ## Version 0.4 (2010-12-27)
 - New way to hide the chats (which avoids flickering!)