v2.0.0-rc.76

• fix(gatsby-theme-docz): fix large apps reload performance - @rakannimer

• fix(gatsby-theme-docz): fix can't read route of undefined - @rakannimer

• feat(gatsby-theme-docz): add jsxFrag pragma (#1269) - @tamagokun

• fix(gatsby-theme-docz): fix search svg icon in firefox #1262 - @rakannimer