[core] Bump version to 0.200.14 and add depreciation message

CHANGELOG.org

 * Release 0.200.x
+** 0.200.14 (2022/01/08)
+*** Fixes
+- Small bug fixes
+- Depreciate curated releases
 ** 0.200.13 (2018/01/25)
 *** Fixes
 - Remove =ess-R-object-popup= from =ess= layer (thanks to NGaffney)

core/core-spacemacs-buffer.el

@@ -13,7 +13,7 @@
 ;;
 ;;; Code:
 
-(defconst spacemacs-buffer-version-info "0.200.13"
+(defconst spacemacs-buffer-version-info "0.200.14"
   "Current version used to display addition release information.")
 
 (defconst spacemacs-buffer-name "*spacemacs*"

core/info/release-notes/0.200.14.txt

+       ╭───────────────────────────────────────────────────────────╮
+
+                        VERSION 0.200.14 (deprecated)
+
+       ╰───────────────────────────────────────────────────────────╯
+
+This is version 0.200.14 of the currently unmaintained master branch. The master
+branch is using curated version of packages for increased stability.
+
+However this approach proofed to be very work intensive and we have therefore
+stopped supplying those versions for now.
+
+As these packages are not longer updated you should consider migrating to the
+maintained "develop" branch.

init.el

@@ -16,7 +16,7 @@
 ;; lower value in your dotfile (function `dotspacemacs/user-config')
 (setq gc-cons-threshold 100000000)
 
-(defconst spacemacs-version         "0.200.13" "Spacemacs version.")
+(defconst spacemacs-version         "0.200.14" "Spacemacs version.")
 (defconst spacemacs-emacs-min-version   "24.4" "Minimal version of Emacs.")
 
 (if (not (version<= spacemacs-emacs-min-version emacs-version))