Remap keys on sublime text 3

User.default (OSX).sublime-keymap

[
	// hide toggle_side_bar 
	{ "keys": ["ctrl+b"], "command": "toggle_side_bar" },

	{
		// Switch on layout (Window)  1
		"keys": ["ctrl+1"],
		"command": "set_layout",
		"args":
		{
			"cols": [0.0, 1.0],
			"rows": [0.0, 1.0],
			"cells": [[0, 0, 1, 1]]
		}
	},
	{
		// Split: Switch on two Layouts  
		"keys": ["v", "S"],
		"command": "set_layout",
		"args":
		{
			"cols": [0.0, 0.5, 1.0],
			"rows": [0.0, 1.0],
			"cells": [[0, 0, 1, 1], [1, 0, 2, 1]]
		}
	},
	// Focus on layout 1 
	{ "keys": ["ctrl+h"], "command": "focus_group", "args": { "group": 0 } },
	// Focus on layout 2
	{ "keys": ["ctrl+l"], "command": "focus_group", "args": { "group": 1 } },
	// Move file on layout 1  ( for easy memorize think for " m = Move, r = left " )
	{ "keys": ["m", "L"],  "command": "move_to_group", "args": { "group": 0 } },
	// Move file on 2 ( for easy memorize think for "m = Move, r = right"  )
	{ "keys": ["m", "R"],  "command": "move_to_group", "args": { "group": 1 } },
	// Switch on Vim Mode
	{ "keys": ["j", "J"], "command": "exit_insert_mode",
	"context":
	[
		
		{ "key": "setting.command_mode", "operand": false },
		{ "key": "setting.is_widget", "operand": false }
	]
}
]