A couple ST3 config files I currently use

Package Control.sublime-settings

{
	"bootstrapped": true,
	"in_process_packages":
	[
	],
	"installed_packages":
	[
		"Colorsublime",
		"EJS",
		"Git",
		"Gutter Themes for SL",
		"Jade",
		"JavaScriptNext - ES6 Syntax",
		"LineEndings",
		"Package Control",
		"SublimeLinter",
		"SublimeLinter-contrib-eslint"
	]
}

Preferences.sublime-settings

{
	"color_scheme": "Packages/User/SublimeLinter/Bittersweet (SL).tmTheme",
	"font_size": 9,
	"tab_size": 2,
	"tern_argument_completion": true,
	"tern_argument_hints": true,
	"tern_argument_hints_type": "tooltip",
	"translate_tabs_to_spaces": true
}

SublimeLinter.sublime-settings

{
  "user": {
    "debug": false,
    "delay": 0.25,
    "error_color": "D02000",
    "gutter_theme": "Packages/Gutter Themes for SL/Minimal/Minimal.gutter-theme",
    "gutter_theme_excludes": [],
    "lint_mode": "background",
    "linters": {
      "csslint": {
        "@disable": false,
        "args": [],
        "excludes": []
      },
      "eslint": {
        "@disable": false,
        "args": [],
        "excludes": []
      },
      "flake8": {
        "@disable": false,
        "args": [],
        "excludes": [],
        "ignore": "",
        "max-complexity": -1,
        "max-line-length": null,
        "select": ""
      }
    },
    "mark_style": "outline",
    "no_column_highlights_line": false,
    "passive_warnings": false,
    "paths": {
      "*": [],
      "linux": [],
      "osx": [],
      "windows": []
    },
    "python_paths": {
      "linux": [],
      "osx": [],
      "windows": []
    },
    "rc_search_limit": 3,
    "shell_timeout": 10,
    "show_errors_on_save": false,
    "show_marks_in_minimap": true,
    "syntax_map": {
      "php": "html"
    },
    "warning_color": "DDB700",
    "wrap_find": true
  }
}