Separate crates by version and add feature flags

[codecov-commenter]

Codecov Report

Patch coverage has no change and project coverage change: -83.85 :warning:

Comparison is base (ef59cf1) 84.18% compared to head (135d8e2) 0.34%.

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Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #19 +/- ## ========================================== - Coverage 84.18% 0.34% -83.85% ========================================== Files 281 208 -73 Lines 4826 287 -4539 ========================================== - Hits 4063 1 -4062 + Misses 763 286 -477 ``` | [Impacted Files](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab) | Coverage Δ | | |---|---|---| | [src/lib.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL2xpYi5ycw==) | `100.00% <ø> (ø)` | | | [...2\_0\_1/src/datatypes/ac\_charging\_parameters\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2FjX2NoYXJnaW5nX3BhcmFtZXRlcnNfdHlwZS5ycw==) | `0.00% <ø> (ø)` | | | [src/v2\_0\_1/src/datatypes/additional\_info\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2FkZGl0aW9uYWxfaW5mb190eXBlLnJz) | `0.00% <ø> (ø)` | | | [src/v2\_0\_1/src/datatypes/apn\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2Fwbl90eXBlLnJz) | `0.00% <ø> (ø)` | | | [src/v2\_0\_1/src/datatypes/authorization\_data.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2F1dGhvcml6YXRpb25fZGF0YS5ycw==) | `0.00% <ø> (ø)` | | | [.../src/datatypes/certificate\_hash\_data\_chain\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2NlcnRpZmljYXRlX2hhc2hfZGF0YV9jaGFpbl90eXBlLnJz) | `0.00% <ø> (ø)` | | | [...v2\_0\_1/src/datatypes/certificate\_hash\_data\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2NlcnRpZmljYXRlX2hhc2hfZGF0YV90eXBlLnJz) | `0.00% <ø> (ø)` | | | [src/v2\_0\_1/src/datatypes/charging\_limit\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2NoYXJnaW5nX2xpbWl0X3R5cGUucnM=) | `0.00% <ø> (ø)` | | | [src/v2\_0\_1/src/datatypes/charging\_needs\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2NoYXJnaW5nX25lZWRzX3R5cGUucnM=) | `0.00% <ø> (ø)` | | | [...1/src/datatypes/charging\_profile\_criterion\_type.rs](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab#diff-c3JjL3YyXzBfMS9zcmMvZGF0YXR5cGVzL2NoYXJnaW5nX3Byb2ZpbGVfY3JpdGVyaW9uX3R5cGUucnM=) | `0.00% <ø> (ø)` | | | ... and [141 more](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab) | | ... and [187 files with indirect coverage changes](https://app.codecov.io/gh/codelabsab/rust-ocpp/pull/19/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=codelabsab)

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