v2.7.0

• add special case for asin(0) = 0

v2.6.0

• Add reverse trigonometric functions nsf.acos(), nsf.asin() and nsf.atan().
• Improve test coverage

v2.5.0

add new Union methods

v2.4.0

package-lock update

v2.3.0

refactor trig function to call width method

v2.2.0

bump package-lock.json to 2.2.0

v2.1.0

add Union superset and subset methods

v2.0.0

add Union.hull

v1.2.1

bump to 1.2.1

v1.2.0

now targeting 1.2.0