[v1.2.1] Proxima Nova is the default font

What's Changed

• Proxima Nova as the default font by @niharsawant in #32
• Bump browserslist from 4.4.2 to 4.17.5 by @dependabot in #29
• Bump lodash from 4.17.19 to 4.17.21 by @dependabot in #30
• Bump tar from 4.4.8 to 4.4.19 by @dependabot in #27
• Bump path-parse from 1.0.6 to 1.0.7 by @dependabot in #26
• Bump hosted-git-info from 2.7.1 to 2.8.9 by @dependabot in #23
• Bump y18n from 3.2.1 to 3.2.2 by @dependabot in #22
• Bump yargs-parser from 5.0.0 to 5.0.1 by @dependabot in #31

Full Changelog: v1.2.0...v1.2.1