Adyen Node API Library v2.1.5

• Update typescript-eslint monorepo to v2.3.1 #116
• Pin dependency release-it to 12.4.1 #115
• adds release-it #114
• Update dependency nock to v11.3.5 #111
• Update dependency ts-loader to v6.1.2 #112
• Fix escaping in HMAC Validator #113
• Update dependency ts-loader to v6.1.1 #110
• Update dependency webpack-cli to v3.3.9 #109
• Update typescript-eslint monorepo to v2.3.0 #108
• Update dependency eslint to v6.4.0 #107
• Update dependency webpack to v4.40.2 #106
• Update dependency webpack to v4.40.1 #104
• Update dependency nock to v11.3.4 #105
• Update dependency ts-loader to v6.1.0 #103
• Update dependency typescript to v3.6.3 #102
• DRY #101
• Update typescript-eslint monorepo to v2.2.0 #100
• Update babel monorepo to v7.6.0 #99
• Update dependency nock to v11.3.3 #98
• Update dependency webpack-cli to v3.3.8 #97
• Pw 1662/payment methods v49 #95
• Update typescript-eslint monorepo to v2.1.0 #96
• Update dependency eslint to v6.3.0 #94
• Update dependency @types/node to v11.13.20 #93
• Update dependency typescript to v3.6.2 #92
• Update dependency webpack to v4.39.3 #91
• PW-1507: Add merchantName on ThreeDS2RequestData model #90
• Update dependency eslint to v6.2.2 #89
• Update dependency nock to v11.3.2 #88
• Update dependency nock to v11.3.1 #87
• Update dependency eslint to v6.2.1 #86
• Update .sonarcloud.properties 0d64066
• remove unnecessary cast dd56326
• Release 2.1.5 71fd431
• change release-it run script 170685f
• Update README.md 8acd312
• Create .sonarcloud.properties 5742a46