Restore old shortcuts for Single source files in Sublime Text 3 (cmd + b -> compile , cmd + shift + b -> run)

Default (OSX).sublime-keymap

[
	{
		"keys": ["super+b"], 
		"command": "build",
		"context": [
			{ "key": "selector", "operator": "equal", "operand": "source.c++" }
		], 
		"args": {
			"build_system": "Packages/C++/C++.sublime-build",
			"variant": "Build"
		}
	},
 
	{
		"keys": ["super+shift+b"], 
		"command": "build",
		"context": [
			{ "key": "selector", "operator": "equal", "operand": "source.c++" }
		],
		"args": {
			"build_system": "Packages/C++/C++.sublime-build",
			"variant": "Run"
		}
	},

	{
		"keys": ["super+b"], 
		"command": "build",
		"context": [
			{ "key": "selector", "operator": "equal", "operand": "source.java" }
		], 
		"args": {
			"build_system": "Packages/Java/Java.sublime-build",
			"variant": "Build"
		}
	},
 
	{
		"keys": ["super+shift+b"], 
		"command": "build",
		"context": [
			{ "key": "selector", "operator": "equal", "operand": "source.java" }
		],
		"args": {
			"build_system": "Packages/Java/Java.sublime-build",
			"variant": "Run"
		}
	}
]