Holidays in Panama

[Pepebuho]

Hi.
Need to fix some Holidays in Panama.
05-01 Labor Day
11-05 Colon Day (yes, there is a day between 11-03 and Colon day, many companies also give that day off)
12-20 National Mourning Day (Remembering the victims of the 1989's invasion)

[commenthol]

Hi @Pepebuho, can you create a PR on the desired changes?

[Pepebuho]

Hi @Pepebuho, can you create a PR on the desired changes?

What is a PR? If you lead me to some examples I think I could.

[commenthol]

PR means "Pull Request". See https://github.com/commenthol/date-holidays/pulls?q=is%3Apr+is%3Aclosed to get some inspiration from old contributions.
Before starting please read the Specification to understand the YAML syntax being used, as well as the CONTRIBUTING document.
Happy hacking