* Fix location not defined. ([90f1e25](https://github.com/lowdefy/lowdefy/commit/90f1e25594f5ef9cb8f0a6c75e51809a0cb2da6d))
* Give defaultFunction to runClass and error in undefined methodName. ([38af83b](https://github.com/lowdefy/lowdefy/commit/38af83b3fc8fed64427b79ee17275585151259a8))
* Make all method operators work with runClass and runInstance. ([ef58619](https://github.com/lowdefy/lowdefy/commit/ef58619e87d7dd50d045f7dd04587209f8a7679a))
* Update error message for unsupported method. ([285a6cb](https://github.com/lowdefy/lowdefy/commit/285a6cb9284d0d07e02712004539622484797f8b))
* Update tests in engie to work with new operator format. ([4f626a1](https://github.com/lowdefy/lowdefy/commit/4f626a1c543daa0f6fa3fdb0cd6316d642e49700))
* **deps:** update apollo server packages to v2.19.1 ([#326](https://github.com/lowdefy/lowdefy/issues/326)) ([8b977e3](https://github.com/lowdefy/lowdefy/commit/8b977e363930b2c5b639fd4455751d81e3487570))
* **deps:** update dependency aws-sdk to v2.828.0 ([a94debd](https://github.com/lowdefy/lowdefy/commit/a94debd1781ad749218560076901bde6c2587016))
* **deps:** update dependency axios to v0.21.1 [security] ([99d91ed](https://github.com/lowdefy/lowdefy/commit/99d91edce62a5e7c9d98f94f12bbcc1754cee303))
* Update runInstance and runClass to cover all function types. ([bc49186](https://github.com/lowdefy/lowdefy/commit/bc491863e311f32fd30f6f46af412d5a09edd6ca))
* **cli:** add dev server port option ([744ce51](https://github.com/lowdefy/lowdefy/commit/744ce51e9f0318211764d12d82c5e47a7f93c09a))
* **deps:** update apollo server packages to v2.19.2 ([68f89d0](https://github.com/lowdefy/lowdefy/commit/68f89d0b9a131bfd031af5a95f9b71b276efa275))
* **deps:** update dependency @apollo/client to v3.3.7 ([390dbb1](https://github.com/lowdefy/lowdefy/commit/390dbb1d75a9225d4cdcb74c68e4b70aebae9d4c))
* **deps:** Update package @wojtekmaj/enzyme-adapter-react-17 to v0.4.1 ([251102e](https://github.com/lowdefy/lowdefy/commit/251102e986b3e18804a8c94dbde2e93d3a7a85e9))
* Change allowed properties and methods to Sets. ([8b91c21](https://github.com/lowdefy/lowdefy/commit/8b91c211806303ec16a07f23fea50836e91e27c6))
* Change to mingo system import file. ([a540435](https://github.com/lowdefy/lowdefy/commit/a540435870977a3274c5a057f08dbbe6dca929f4))
* Evaluate _math using runMethod. ([3f06967](https://github.com/lowdefy/lowdefy/commit/3f06967282a456290907f30586f6e4dcdc7b94b2))
* packages/graphql/package.json to reduce vulnerabilities ([63aab05](https://github.com/lowdefy/lowdefy/commit/63aab0545dacf36d9e1a29c92a73f576565fb081))
* packages/graphql/package.json to reduce vulnerabilities ([942fa1e](https://github.com/lowdefy/lowdefy/commit/942fa1e11fd8b067dffff97319072449b1c7cdc3))
* Rename _base64_encode and _base64_decode to _base64.encode and _base64.decode. ([8ded919](https://github.com/lowdefy/lowdefy/commit/8ded919d17653852ad764d9210a9c0ae020086aa))
* Rename _uri_encode and _uri_decode to _uri.encode and _uri.decode. ([bb0e9b4](https://github.com/lowdefy/lowdefy/commit/bb0e9b4df16fa6ca89c6060d1698db76cd6720e0))
### Features
* Add _diff operator on NodeParser. ([ea65823](https://github.com/lowdefy/lowdefy/commit/ea6582330998834deaeb6d1a5184573fb15700a3))
* Rewrite date to us runClass. ([9fe2698](https://github.com/lowdefy/lowdefy/commit/9fe2698f19b3cc622bb2da95c8c43c9df2a819d8))
* Throw error on _divide by zero. ([3d0047d](https://github.com/lowdefy/lowdefy/commit/3d0047d8f9924d513a6cd0afd617275e4f2234ac))
* **build:** Add transformer function option to _ref. ([27c9114](https://github.com/lowdefy/lowdefy/commit/27c9114678bcc4ba41ed42ef9e1e96a86b76cb28))
* **build:** add vars parameter to transformer function. ([c0782fe](https://github.com/lowdefy/lowdefy/commit/c0782fee22180a178ee647cfc1b700ba394b38cc))
* **cli:** Rename version field in lowdefy.yaml to lowdefy. ([51ed277](https://github.com/lowdefy/lowdefy/commit/51ed277a0525c1fd6eca426f709a50852b764ece))
* Add _array, _object and _string operators. ([39197f7](https://github.com/lowdefy/lowdefy/commit/39197f760119c16ad6036259a30060a3c67f2e82))
* Add _base64_encode and _base64_decode operators. ([25eb55a](https://github.com/lowdefy/lowdefy/commit/25eb55a5cd920bc219d24a25126faf227068e196))
* Add _json.parse and _json.stringify to replace _json_parse and _json_stringify. ([b83749f](https://github.com/lowdefy/lowdefy/commit/b83749f7655eb21dcdfed57c2cb968bac45e5227))
* Add _uri_encode and _uri_decode operators. ([bdb0eb8](https://github.com/lowdefy/lowdefy/commit/bdb0eb8e49768d9f3b1f969b4503e488a2db340d))
* Add _uuid operator to NodeParser. ([0f562fe](https://github.com/lowdefy/lowdefy/commit/0f562feff59167be3431c04cb1aa65a678eba400))
* Add .env file support for serverDev. ([d533726](https://github.com/lowdefy/lowdefy/commit/d533726993296454d8faa288ca8ea169854ce4b4))
* Add copy option to get. ([9d5b40f](https://github.com/lowdefy/lowdefy/commit/9d5b40f922c95929203b641457231af82d69b6f2))
* Allow method dot notation for operations, and parser performance improvement. ([f0c1711](https://github.com/lowdefy/lowdefy/commit/f0c171179a06152cf756542166c0c37005a7ba29))
* Ignore operator objects with more than one key. ([225a543](https://github.com/lowdefy/lowdefy/commit/225a543a1ecc27b0c624726add3b014d24cec68c))
* Rename _parse to _json_parse, _stringify to _json_stringify, _dump_yaml to _yaml_stringify, _load_yaml to _yaml_parse. ([ac6eb0a](https://github.com/lowdefy/lowdefy/commit/ac6eb0ab1af02854d93eedfdfb643f0bc664663a))
* Replace _yaml_parse and _yaml_stringify with _yaml.parse and _yaml.stringify. ([d61a316](https://github.com/lowdefy/lowdefy/commit/d61a3165631c97c075b1f8c8f0bf6285d6d8958f))
* Update default block versions to ^3.0.0. ([78f1200](https://github.com/lowdefy/lowdefy/commit/78f1200382f3d2f262ab562c6baf63c68283b692))
* Fix location not defined. ([90f1e25](https://github.com/lowdefy/lowdefy/commit/90f1e25594f5ef9cb8f0a6c75e51809a0cb2da6d))
* Give defaultFunction to runClass and error in undefined methodName. ([38af83b](https://github.com/lowdefy/lowdefy/commit/38af83b3fc8fed64427b79ee17275585151259a8))
* Make all method operators work with runClass and runInstance. ([ef58619](https://github.com/lowdefy/lowdefy/commit/ef58619e87d7dd50d045f7dd04587209f8a7679a))
* Update error message for unsupported method. ([285a6cb](https://github.com/lowdefy/lowdefy/commit/285a6cb9284d0d07e02712004539622484797f8b))
* Update tests in engie to work with new operator format. ([4f626a1](https://github.com/lowdefy/lowdefy/commit/4f626a1c543daa0f6fa3fdb0cd6316d642e49700))
* **deps:** update apollo server packages to v2.19.1 ([#326](https://github.com/lowdefy/lowdefy/issues/326)) ([8b977e3](https://github.com/lowdefy/lowdefy/commit/8b977e363930b2c5b639fd4455751d81e3487570))
* **deps:** update dependency aws-sdk to v2.828.0 ([a94debd](https://github.com/lowdefy/lowdefy/commit/a94debd1781ad749218560076901bde6c2587016))
* **deps:** update dependency axios to v0.21.1 [security] ([99d91ed](https://github.com/lowdefy/lowdefy/commit/99d91edce62a5e7c9d98f94f12bbcc1754cee303))
* Update runInstance and runClass to cover all function types. ([bc49186](https://github.com/lowdefy/lowdefy/commit/bc491863e311f32fd30f6f46af412d5a09edd6ca))
* **cli:** add dev server port option ([744ce51](https://github.com/lowdefy/lowdefy/commit/744ce51e9f0318211764d12d82c5e47a7f93c09a))
* **deps:** update apollo server packages to v2.19.2 ([68f89d0](https://github.com/lowdefy/lowdefy/commit/68f89d0b9a131bfd031af5a95f9b71b276efa275))
* **deps:** update dependency @apollo/client to v3.3.7 ([390dbb1](https://github.com/lowdefy/lowdefy/commit/390dbb1d75a9225d4cdcb74c68e4b70aebae9d4c))
* **deps:** Update package @wojtekmaj/enzyme-adapter-react-17 to v0.4.1 ([251102e](https://github.com/lowdefy/lowdefy/commit/251102e986b3e18804a8c94dbde2e93d3a7a85e9))
* Change allowed properties and methods to Sets. ([8b91c21](https://github.com/lowdefy/lowdefy/commit/8b91c211806303ec16a07f23fea50836e91e27c6))
* Change to mingo system import file. ([a540435](https://github.com/lowdefy/lowdefy/commit/a540435870977a3274c5a057f08dbbe6dca929f4))
* Evaluate _math using runMethod. ([3f06967](https://github.com/lowdefy/lowdefy/commit/3f06967282a456290907f30586f6e4dcdc7b94b2))
* packages/graphql/package.json to reduce vulnerabilities ([63aab05](https://github.com/lowdefy/lowdefy/commit/63aab0545dacf36d9e1a29c92a73f576565fb081))
* packages/graphql/package.json to reduce vulnerabilities ([942fa1e](https://github.com/lowdefy/lowdefy/commit/942fa1e11fd8b067dffff97319072449b1c7cdc3))
* Rename _base64_encode and _base64_decode to _base64.encode and _base64.decode. ([8ded919](https://github.com/lowdefy/lowdefy/commit/8ded919d17653852ad764d9210a9c0ae020086aa))
* Rename _uri_encode and _uri_decode to _uri.encode and _uri.decode. ([bb0e9b4](https://github.com/lowdefy/lowdefy/commit/bb0e9b4df16fa6ca89c6060d1698db76cd6720e0))
### Features
* Add _diff operator on NodeParser. ([ea65823](https://github.com/lowdefy/lowdefy/commit/ea6582330998834deaeb6d1a5184573fb15700a3))
* Rewrite date to us runClass. ([9fe2698](https://github.com/lowdefy/lowdefy/commit/9fe2698f19b3cc622bb2da95c8c43c9df2a819d8))
* Throw error on _divide by zero. ([3d0047d](https://github.com/lowdefy/lowdefy/commit/3d0047d8f9924d513a6cd0afd617275e4f2234ac))
* **build:** Add transformer function option to _ref. ([27c9114](https://github.com/lowdefy/lowdefy/commit/27c9114678bcc4ba41ed42ef9e1e96a86b76cb28))
* **build:** add vars parameter to transformer function. ([c0782fe](https://github.com/lowdefy/lowdefy/commit/c0782fee22180a178ee647cfc1b700ba394b38cc))
* **cli:** Rename version field in lowdefy.yaml to lowdefy. ([51ed277](https://github.com/lowdefy/lowdefy/commit/51ed277a0525c1fd6eca426f709a50852b764ece))
* Add _array, _object and _string operators. ([39197f7](https://github.com/lowdefy/lowdefy/commit/39197f760119c16ad6036259a30060a3c67f2e82))
* Add _base64_encode and _base64_decode operators. ([25eb55a](https://github.com/lowdefy/lowdefy/commit/25eb55a5cd920bc219d24a25126faf227068e196))
* Add _json.parse and _json.stringify to replace _json_parse and _json_stringify. ([b83749f](https://github.com/lowdefy/lowdefy/commit/b83749f7655eb21dcdfed57c2cb968bac45e5227))
* Add _uri_encode and _uri_decode operators. ([bdb0eb8](https://github.com/lowdefy/lowdefy/commit/bdb0eb8e49768d9f3b1f969b4503e488a2db340d))
* Add _uuid operator to NodeParser. ([0f562fe](https://github.com/lowdefy/lowdefy/commit/0f562feff59167be3431c04cb1aa65a678eba400))
* Add .env file support for serverDev. ([d533726](https://github.com/lowdefy/lowdefy/commit/d533726993296454d8faa288ca8ea169854ce4b4))
* Add copy option to get. ([9d5b40f](https://github.com/lowdefy/lowdefy/commit/9d5b40f922c95929203b641457231af82d69b6f2))
* Allow method dot notation for operations, and parser performance improvement. ([f0c1711](https://github.com/lowdefy/lowdefy/commit/f0c171179a06152cf756542166c0c37005a7ba29))
* Ignore operator objects with more than one key. ([225a543](https://github.com/lowdefy/lowdefy/commit/225a543a1ecc27b0c624726add3b014d24cec68c))
* Rename _parse to _json_parse, _stringify to _json_stringify, _dump_yaml to _yaml_stringify, _load_yaml to _yaml_parse. ([ac6eb0a](https://github.com/lowdefy/lowdefy/commit/ac6eb0ab1af02854d93eedfdfb643f0bc664663a))
* Replace _yaml_parse and _yaml_stringify with _yaml.parse and _yaml.stringify. ([d61a316](https://github.com/lowdefy/lowdefy/commit/d61a3165631c97c075b1f8c8f0bf6285d6d8958f))
* Update default block versions to ^3.0.0. ([78f1200](https://github.com/lowdefy/lowdefy/commit/78f1200382f3d2f262ab562c6baf63c68283b692))