My SublimeText3 Setup

Default (Linux).sublime-keymap

[
    {"keys": ["ctrl+shift+0"], "command": "insert_snippet","args": {"contents": "import ipdb; ipdb.set_trace();"}},
    {"keys": ["ctrl+shift+o"], "command": "prompt_open_folder"},
]

Package Control.sublime-settings

{
	"installed_packages":
	[
		"Emmet",
		"Git",
		"GitGutter",
		"GitHubinator",
		"R-Box",
		"Sass",
		"SublimeLinter",
		"SublimeLinter-annotations",
		"SublimeLinter-contrib-jslint",
		"SublimeLinter-gjslint",
		"SublimeLinter-jshint",
		"SublimeLinter-pep8"
	]
}

Preferences.sublime-settings

{
	"color_scheme": "Packages/User/Monokai (SL).tmTheme",
	"draw_white_space": "all",
	"font_size": 10,
	"highlight_line": true,
	"ignored_packages":
	[
		"SideBarGit",
		"Vintage"
	],
	"rulers":
	[
		72,
		79,
		89
	],
	"tab_size": 4,
	"translate_tabs_to_spaces": true,
	"trim_trailing_white_space_on_save": true,
}