Fixed: hot reload on Windows (#1005)
Fixed: hot reload on Windows (#1005)

Normalize the `__filename` path of the phenomic loader to match webpack context filenames.

Applies fix proposed by @mktange in #974

Closes #973 
Closes #779
MoOx/phenomic,pelhage/phenomic,MoOx/phenomic,phenomic/phenomic,phenomic/phenomic,phenomic/phenomic,MoOx/statinamic,MoOx/phenomic