v4.1.4

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Merged pull requests:

• build(deps): bump ajv from 6.6.1 to 6.12.6 #1097 (dependabot[bot])
• build(deps): bump simple-get from 3.1.0 to 3.1.1 #1096 (dependabot[bot])
• rust: add bitfield types [DEVINFRA-615] #1092 (notoriaga)