Release 2.1.1

• Add default property as self-reference (#38) (03470da)
• Merge pull request #36 from planttheidea/dependabot/npm_and_yarn/ini-1.3.7 (74aed9e)
• Bump ini from 1.3.5 to 1.3.7 (d7ad8c6)
• Merge pull request #35 from planttheidea/dependabot/npm_and_yarn/http-proxy-1.18.1 (44c2e05)
• Bump http-proxy from 1.18.0 to 1.18.1 (6355899)
• Merge pull request #34 from planttheidea/dependabot/npm_and_yarn/yargs-parser-13.1.2 (46a97ec)
• Bump yargs-parser from 13.1.1 to 13.1.2 (d78776c)
• Merge pull request #33 from planttheidea/dependabot/npm_and_yarn/elliptic-6.5.3 (1232ecd)
• Bump elliptic from 6.5.1 to 6.5.3 (cd0ed32)
• Merge pull request #32 from planttheidea/dependabot/npm_and_yarn/lodash-4.17.19 (a825191)
• Bump lodash from 4.17.15 to 4.17.19 (2f14c87)
• update CHANGELOG (e089ae0)
• Merge branch 'master' of github.com:planttheidea/fast-copy (5e6c759)
• 2.1.0 (3e30d31)
• use regular test script in prepublish (ba3b042)