(Refactor) License from package.json should reference LICENSE

[phahulin]

• What is it? (leave one option)

  • (Refactor) of existing code (no functionality change)

• What was the root cause of the problem originally / what feature was missing? License from package.json (MIT) does not match license from LICENSE file (GPLv3)

• How does this pull request solve it (in broad terms)? Make package.json reference LICENSE file

• Does it close any open issues? Closes #194

[coveralls]

Pull Request Test Coverage Report for Build 616

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.06%) to 79.707%

---

Totals
Change from base Build 612:	0.06%
Covered Lines:	1029
Relevant Lines:	1272

---

💛 - Coveralls