Updated Keymaps (markdown)

Keymaps-in-Editor-mode.md

@@ -0,0 +1,12 @@
+3 keymaps below are available in Editor mode.
+
+- default
+- vim
+- emacs
+
+You can set one of them in `Preferences` -> `UI` -> `Editor Keymap`.
+![image](https://user-images.githubusercontent.com/11307908/31156680-ea6da12e-a8f0-11e7-832b-65f2a7c1bfbd.png)
+
+ref:
+* [[Vim mode]]
+* [[Emacs mode]]

Keymaps.md

@@ -1,5 +0,0 @@
-You can customize at `preference`.
-
-- default
-- vim
-- emacs