Adding float as valid type.

[stratease]

Allow the float datatype.

class MyModel extends Model {
	protected $properties = [
		'total_query_time'   => 'float'
	];
...

[JasonTheAdams]

Good add! Can we please add a unit test for this?

Thank you!

[stratease]

Good add! Can we please add a unit test for this?

Thank you!

@JasonTheAdams added float to the type test.

[JasonTheAdams]

Love it! This is great! Minor suggestion on the test, but otherwise good!