Mecha

Fix
* Forgot to update default cache backend ([`db22e03`](https://github.com/mcbeet/mecha/commit/db22e038996db3665529ac37bef486ba0a95af54))

Fix
* Forgot to insert comment disambiguation for interpolation ([`4042856`](https://github.com/mcbeet/mecha/commit/4042856de1acfc6a3ab49317b211e47c418c8ffc))

Feature
* Add global, nonlocal, and `__rebind__()` magic method ([`9ad7921`](https://github.com/mcbeet/mecha/commit/9ad79214cf2f563b930c7683dbcd4900f4ffbb5b))
* Track target rebind ([`e4481e2`](https://github.com/mcbeet/mecha/commit/e4481e256abebe192d2d2aee7ee036fbf24479bf))

Feature
* Basic assignment unpacking ([`0cce327`](https://github.com/mcbeet/mecha/commit/0cce3276c8168525186e7df853e9fa10d198d9ef))
* Better coordinate interpolation ([`145a137`](https://github.com/mcbeet/mecha/commit/145a137a9028dc46933d566bf9fccf90a80ffbbf))

Fix
* Use fallback for more interpolation types ([`272a571`](https://github.com/mcbeet/mecha/commit/272a5711c0503ecb893a4ccac342a2ad623320e7))
* Tweak coordinate regex ([`3c100fb`](https://github.com/mcbeet/mecha/commit/3c100fb43032786d3545220630dd6b9fffc8c3f2))

Fix
* Allow basic particle interpolation ([`ac6c10e`](https://github.com/mcbeet/mecha/commit/ac6c10ec9f0bdb83e332074e32a05f898664aea8))

Fix
* Strip execute run ([`d1c3206`](https://github.com/mcbeet/mecha/commit/d1c3206838bc5bfa24182d6a051f157114769d9d))
* Reject player names starting with `` ([`82ff08e`](https://github.com/mcbeet/mecha/commit/82ff08ee91afc807eefe225731e7934ff71368cd))
* Allow objective interpolation in selector scores ([`e9646dc`](https://github.com/mcbeet/mecha/commit/e9646dcc64f1e0ea753d9ee4c0f2ad2631a4468e))
* Proper error message for nested resources behind execute ([`a27f579`](https://github.com/mcbeet/mecha/commit/a27f5796ce8d1177aca73c63487df3312c42c8a2))
* Nested resource conflicts with the particle command (close 95) ([`9938863`](https://github.com/mcbeet/mecha/commit/993886327b57af560463380787a80dfdd678f682))