tree bc145da23e23a1b8e5be10af3316a63c3f1b038e
parent 85cc5ecc355c233c49976b6ee85239357a05f43e
author pantor <lars.berscheid@online.de> 1554638363 +0200
committer pantor <lars.berscheid@online.de> 1554638363 +0200

if target nlohmann_json already exists in cmake, use that library