tree b6aa853928a1a7f0af1ad3235cc473c3a66c040f
parent 77209caf044d58c7d87770b377027a65fe696466
author Ben Clayton <bclayton@google.com> 1606840245 +0000
committer Ben Clayton <bclayton@google.com> 1606931064 +0000

Add support for rapidjson as the JSON library

nlohmann is still the default, but if `CPPDAP_JSON_DIR` points to rapidjson, then this will be used instead

Most of this was upstreamed from:
https://fuchsia-review.googlesource.com/c/third_party/github.com/google/cppdap/+/456566