ecolor 0.30.0

Crate `ecolor`

(6 total, all up-to-date)

Crate	Required	Latest	Status
bytemuck	`^1.7.2`	`1.20.0`	up to date
cint	`^0.3.1`	`0.3.1`	up to date
color-hex	`^0.2.0`	`0.2.0`	up to date
document-features	`^0.2.10`	`0.2.10`	up to date
emath	`^0.30.0`	`0.30.0`	up to date
serde	`^1`	`1.0.216`	up to date