committing changes in /etc after apt run

Package changes:
+cmake 3.11.2-1+b1 armhf
+cmake-data 3.11.2-1 all
-curl 7.58.0-2 armhf
+curl 7.60.0-2 armhf
+libarchive13 3.2.2-4 armhf
-libcurl3 7.58.0-2 armhf
+libcurl4 7.60.0-2 armhf
+libjsoncpp1 1.7.4-3 armhf
+liblzo2-2 2.10-0.1 armhf
+librhash0 1.3.6-2 armhf
+libuv1 1.20.3-2 armhf

.etckeeper

@@ -415,6 +415,9 @@ maybe chmod 0644 'dpkg/shlibs.default'
 maybe chmod 0644 'dpkg/shlibs.override'
 maybe chmod 0644 'drirc'
 maybe chmod 0755 'elinks'
+maybe chmod 0755 'emacs'
+maybe chmod 0755 'emacs/site-start.d'
+maybe chmod 0644 'emacs/site-start.d/50cmake-data.el'
 maybe chmod 0644 'email-addresses'
 maybe chmod 0644 'environment'
 maybe chmod 0755 'etckeeper'

emacs/site-start.d/50cmake-data.el

@@ -0,0 +1,15 @@
+;; -*-emacs-lisp-*-
+;;
+;; Emacs startup file for the Debian GNU/Linux cmake package
+
+(if (file-exists-p "/usr/share/emacs/site-lisp/cmake-mode.el")
+ (progn
+  (debian-pkg-add-load-path-item (concat "/usr/share/"
+                                  (symbol-name debian-emacs-flavor)
+                                  "/site-lisp/cmake-data"))
+  (autoload 'cmake-mode "cmake-mode")
+  (setq auto-mode-alist
+   (append '(("CMakeLists\\.txt\\'" . cmake-mode)
+             ("\\.cmake\\'" . cmake-mode))
+    auto-mode-alist)))
+ (message "cmake-data removed but not purged, skipping setup"))