Bump version to 0.200.6 and update CHANGELOG.org

CHANGELOG.org

 * Release 0.200.x
+** 0.200.6 (2017/01/01)
+*** Fixes
+- Fix error helm :config: ‘fuzzy-match’ not supported in async sources
 ** 0.200.5 (2016/11/03)
 *** Fixes
 - Removed themes missing from MELPA (=colorsarenice-theme= and =stekene-theme=)

init.el

@@ -16,7 +16,7 @@
 ;; lower value in your dotfile (function `dotspacemacs/user-config')
 (setq gc-cons-threshold 100000000)
 
-(defconst spacemacs-version          "0.200.5" "Spacemacs version.")
+(defconst spacemacs-version          "0.200.6" "Spacemacs version.")
 (defconst spacemacs-emacs-min-version   "24.4" "Minimal version of Emacs.")
 
 (if (not (version<= spacemacs-emacs-min-version emacs-version))