v0.5.6

GeometryBasics v0.5.6

Diff since v0.5.5

Merged pull requests:

• Use shoelace approach to compute normals (#245) (@Kevin-Mattheus-Moerman)
• Use default getindex for vector[face] when no Polytope is generated (#246) (@ffreyer)
• add expand_faceviews for MetaMesh (#250) (@ffreyer)

Closed issues:

• Using faces to index into point vectors no longer produces point vectors (#247)
• Can'f make Tessellation work (#248)
• Breaking behaviour change relating to using Boolean operations on faces (#249)