pythagorean-triplet: Updated the test suite to the version 1.0.0#713

Merged

coriolinus merged 7 commits intoexercism:masterfrom ZapAnton:pythagorean_triplet_update

Nov 16, 2018

+94-15

Commits on Nov 13, 2018

pythagorean-triplet: Replaced the Option<Vec> return type of the stub function with Vec
ZapAnton
committed
pythagorean-triplet: Removed 'option' tag from config.json
ZapAnton
committed

Commits on Nov 14, 2018

pythagorean-triplet: Replaced the return type of the stub template with the HashSet<[u32; 3]>
ZapAnton
committed