v1.0.3

What's Changed

• Api changes by @MartinOndejka in #413
• Fix signature kind in gql api by @MartinOndejka in #414
• Fix catchup signature insertion by @MartinOndejka in #415
• Fix global slot by @MartinOndejka in #416
• Fix hacken findings by @MartinOndejka in #417

Full Changelog: v1.0.0...v1.0.3