Change Dired configuration and cosmetic changes

init.el

@@ -30,6 +30,9 @@
 
 (setq auto-window-vscroll nil)
 
+;; Dired human readable sizes
+(setq dired-listing-switches "-alh")
+
 ;; Enable disabled commands
 (put 'narrow-to-region 'disabled nil)
 
@@ -107,17 +110,22 @@
   (setq uniquify-ignore-buffers-re "^\\*"))
 
 ;; Theme
-;; (use-package base16-theme
-;;   :ensure t
-;;   :init
-;;   (setq base16-theme-256-color-source 'base16-shell)
-;;   :config
-;;   (load-theme 'base16-default-dark t))
-
-(use-package color-theme-sanityinc-tomorrow
+(use-package base16-theme
   :ensure t
+  :init
+  (setq base16-theme-256-color-source 'base16-shell)
   :config
-  (load-theme 'sanityinc-tomorrow-night))
+  (load-theme 'base16-default-dark t))
+
+;; (use-package color-theme-sanityinc-tomorrow
+;;   :ensure t
+;;   :config
+;;   (load-theme 'sanityinc-tomorrow-night))
+
+;; (use-package vscode-dark-plus-theme
+;;   :ensure t
+;;   :config
+;;   (load-theme 'vscode-dark-plus t))
 
 (use-package exec-path-from-shell
   :ensure t
@@ -611,6 +619,8 @@
      (shell . t)))
 
   (setq org-confirm-babel-evaluate nil)
+  (setq org-src-preserve-indentation nil
+	org-edit-src-content-indentation 0)
 
   ;; System locale to use for formatting time values.  Make sure that
   ;; the weekdays in the time stamps of your Org mode files and in the