Bolt

Fix
* Update deps for new snapshot settings ([`6739b2b`](https://github.com/mcbeet/bolt/commit/6739b2bb0d4521de90e6162f40033d37b2550fcd))

Feature
* Add context managers ([`38e614e`](https://github.com/mcbeet/bolt/commit/38e614e8d38d1c62af019f2b5f08a78cff22ed0b))

Fix
* Only restrict builtins when sandbox is active ([`8eefb0c`](https://github.com/mcbeet/bolt/commit/8eefb0cf1f5d6f3a6b0e472ffb1da0e6b60ba5e7))

Fix
* Track bolt version in cached ast ([`1e5d2d1`](https://github.com/mcbeet/bolt/commit/1e5d2d119872397dadac006c18b2c3909ccf6496))

Feature
* Support decorators ([`3e8f60b`](https://github.com/mcbeet/bolt/commit/3e8f60bf9b7e9c74b631bdf689f4370f76f37766))

Fix
* Change prefix of codegen variables ([`f9cc901`](https://github.com/mcbeet/bolt/commit/f9cc9013ba1dd1333a2b5a199c29c84d054e15be))

Feature
* Add bolt.contrib.debug_codegen ([`d504b00`](https://github.com/mcbeet/bolt/commit/d504b00867bf22770708e6eeb6190ed790f0a483))