🍷 add declaration types for ie11 (#2870)
🐞 fix #2877 issue with dirtyFields with single node (#2882)
👨🏻💻 close #2884 & minor code improvement (#2883)
💁♂️ improve DX with a warning message for isValid
👨🏻💻 throw a warning when watched input is not found (#2890)
