v2.1.2

Changelog

• a059383 update
• 754a207 update
• f08e65c upsert true
• 4be1b72 upsert true
• 68ab4bc upsert true
• e29405c upsert true
• eef5319 upsert true
• 1e91ff7 upsert true
• 7a6d6b3 docs(cluster): Describe GKE cluster workaround (argoproj-labs#113)
• 59bb5dc support jq path expressions in ignore_difference block (argoproj-labs#108)
• eff2e35 Fix application source plugin env vars (argoproj-labs#93)