Add org-brain config and related packages

emacs/init.org

@@ -1394,6 +1394,17 @@ Always show inline images:
   (setq org-agenda-files `(,(agenda-files)))
 #+END_SRC
 
+** org-brain
+#+begin_src emacs-lisp
+  (use-package org-brain
+    :init
+    (setq org-brain-path (concat (get-dropbox-directory) "/org/deft"))
+    (leader-def-key "ob" #'counsel-brain)
+    :config
+    (add-to-list 'evil-emacs-state-modes 'org-brain-visualize-mode)
+    :general
+    (org-brain-visualize-mode-map "SPC" leader-map))
+#+end_src
 ** Capture templates
 #+BEGIN_SRC emacs-lisp
   (setq org-capture-templates
@@ -1764,6 +1775,26 @@ Integrate Google calendar with org-mode:
   (general-def '(normal motion) org-agenda-mode-map "gr" #'org-agenda-redo-and-fetch-gcal)
 #+END_SRC
 
+* link-hint
+A very helpful package that provides jump-to-link functionality:
+#+BEGIN_SRC emacs-lisp
+  (use-package link-hint
+    :commands (link-hint-open-link
+	       link-hint-copy-link)
+    :init
+    (jdormit/define-prefix "ol" "link-hint")
+    (leader-def-key "oll" #'link-hint-open-link)
+    (leader-def-key "olc" #'link-hint-copy-link))
+#+END_SRC
+
+* org-cliplink
+Intelligently inserts an org-mode link from the clipboard.
+#+BEGIN_SRC emacs-lisp
+  (use-package org-cliplink
+    :general
+    (org-mode-map "C-c C-S-l" #'org-cliplink))
+#+END_SRC
+
 * Projectile
 #+BEGIN_SRC emacs-lisp
   (use-package projectile