heron main branch won't compile with latest bevy main branch

[Niedzwiedzw]

error: failed to select a version for syn.
... required by package heron_macros v0.12.1 (https://github.com/jcornaz/heron?rev=3636e07#3636e075)
... which satisfies git dependency heron_macros of package heron v0.12.1 (https://github.com/jcornaz/heron?rev=3636e07#3636e075)
... which satisfies git dependency heron of package guild-mayhem v0.1.0 (/home/niedzwiedz/Programming/guild-mayhem)
versions that meet the requirements ^1.0 are: 1.0.81

all possible versions conflict with previously selected packages.

previously selected package syn v1.0.65
... which satisfies dependency syn = "=1.0.65" of package bevy v0.5.0
... which satisfies dependency bevy = "^0.5.0" of package heron v0.12.1 (https://github.com/jcornaz/heron?rev=3636e07#3636e075)
... which satisfies git dependency heron of package guild-mayhem v0.1.0 (/home/niedzwiedz/Programming/guild-mayhem)

[jcornaz]

Hi,

Heron's tracks released versions of bevy only. I do not provide support for its main branch. For that you have to fork heron, fix the problems yourself and use your fork.

We'll update heron when bevy 0.6 will be published. (@zicklag already started a PR in that direction: #134)