Beet

Feature
* Data model encoders ([`d78801b`](https://github.com/mcbeet/beet/commit/d78801b5efa054819bff7973b9286095fb1af201))

Fix
* Copy all file attributes when creating original ([`d61ef72`](https://github.com/mcbeet/beet/commit/d61ef729f36f466ce24854d338fdc28b24fbb16b))

Fix
* Add missing Noise and PlacedFeature ([`0914e76`](https://github.com/mcbeet/beet/commit/0914e7679ce6e39cb87d746ba87b3cce49befe2e))

Feature
* Track original file in auto_yaml ([`36af60e`](https://github.com/mcbeet/beet/commit/36af60e625bc816d72358423ac926839abd1c3ec))
* Make bare file content private and track original file ([`5d8320f`](https://github.com/mcbeet/beet/commit/5d8320ff676e488dd8c699d7a57d5d81365346df))
* Add source range ([`321b410`](https://github.com/mcbeet/beet/commit/321b410c18f58734b36fb67dbb38b919ef630e99))

Fix
* Make original refer to self by default ([`ce448b5`](https://github.com/mcbeet/beet/commit/ce448b56aae3527344fb510fe4f2ccd9d8682236))
* Take ranges into account in equality check fast path ([`14b7287`](https://github.com/mcbeet/beet/commit/14b728753321eb807687d960d17b91249267a026))
* Better repr for file instances ([`54c46c4`](https://github.com/mcbeet/beet/commit/54c46c447920c1bf2a17cc3a5f437402915e155e))

Fix
* Forgot to export DensityFunction ([`8884c59`](https://github.com/mcbeet/beet/commit/8884c59f7f4bd135e9899562dd88a6e4f2692e19))

Fix
* Add density functions ([`0a668c3`](https://github.com/mcbeet/beet/commit/0a668c31791f6a12c7e9bf4b2c5b80c540b22d55))