period.AddTo revised

period.AddTo revised to reduce the impact of subtle behaviours of time.AddDate

Minor bugfix

• resolves issue #19
• updates dependencies

v1.20.2 updated dependencies

bumped up some dependencies

v1.20.0

Documentation improvements & tests tweaked

v1.19.1

Bugfix: Date.MarshalJSON incorrectly wrote the zero value as a blank …

Bufix: MarshalJSON

Date.MarshalJSON incorrectly wrote the zero value as a blank string, which might raise difficulties at the receiver.

Code that relied on this incorrect behaviour might see this as a breaking change.

v1.18

Updated dependencies. Began work on forked repo for `period`.

updated dependencies

v1.14.3

updated dependencies

Bug fixed: integer overflow on 32bit architecture

v1.14.2

fixed int32 overflow problem mentioned in issue 11 https://github.com…

v1.14.1

updated dependencies