Vintage key bindings

Default (OSX).sublime-keymap

[
	{ "keys": ["ctrl+shift+r"], "command": "expand_selection_to_paragraph" },
  { "keys": ["ctrl+u"], "command": "scroll_lines", "args": {"amount": 30.0}, "context": [{ "key": "setting.command_mode" }]},
  { "keys": ["ctrl+d"], "command": "scroll_lines", "args": {"amount": -30.0}, "context": [{"key": "setting.command_mode"}]},
  { "keys": ["j", "k"], "command": "exit_insert_mode",
    "context":
    [
      { "key": "setting.command_mode", "operand": false },
      { "key": "setting.is_widget", "operand": false }
    ]
  }
]