Add building material tag to output.#1455

Merged

zerebubuth merged 3 commits intomasterfrom zerebubuth/1408-building-material

Dec 18, 2017

+26

Commits on Dec 13, 2017

Add building:material tag to buildings and parts.
Matt Amos
committed
Update documentation to add building material.
Matt Amos
committed

Commits on Dec 18, 2017

Alphabetise the list of common values for the building:material tag.
Matt Amos
committed