Release 2.1.0

• remove old snapshots (051863f)
• update snapshots (6c0b145)
• Cleaned up the readme (still needs work), added validateSnapshot as config (3a50dc1)
• Merge pull request #104 from mattapperson/dependabot/npm_and_yarn/tslib-1.11.1 (760a3e4)
• Merge pull request #106 from mattapperson/dependabot/npm_and_yarn/typescript-3.8.3 (88bd18b)
• Merge pull request #74 from mattapperson/dependabot/npm_and_yarn/ts-jest-24.3.0 (a734ed0)
• Merge pull request #108 from mattapperson/dependabot/npm_and_yarn/types/jest-25.1.4 (984d914)
• Merge pull request #114 from mattapperson/dependabot/npm_and_yarn/acorn-5.7.4 (3e14411)
• [Security] Bump acorn from 5.7.3 to 5.7.4 (09e26f0)
• Bump @types/jest from 24.0.18 to 25.1.4 (cbc0daf)
• Bump typescript from 3.6.3 to 3.8.3 (4eac5cd)
• Bump tslib from 1.10.0 to 1.11.1 (e4f69cf)
• fix a few things (8a0bef9)
• add missing files (ea543ab)
• Bump ts-jest from 24.1.0 to 24.3.0 (f4da2bd)