Add Indonesian translation

[getwisp]

Description

I translated all strings to Indonesian (bahasa indonesia) to the best of my knowledge (not a native speaker).

Checklist

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented on my code, particularly in hard-to-understand areas (not required imho)
• I have made changes in the CHANGELOG.md file

[codecov]

Codecov Report

Merging #218 (95e76d7) into master (3084670) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #218   +/-   ##
=======================================
  Coverage   48.13%   48.13%           
=======================================
  Files          32       32           
  Lines        1257     1257           
=======================================
  Hits          605      605           
  Misses        614      614           
  Partials       38       38