Recover doc mention of sccache
authorPeter Marheine <peter@taricorp.net>
Mon, 8 Jan 2018 04:54:18 +0000 (15:54 +1100)
committerPeter Marheine <peter@taricorp.net>
Mon, 8 Jan 2018 04:54:18 +0000 (15:54 +1100)
commit05043ab742fb72ae6ad02cd0c7d117657b54a4db
treee5f91b810949d29a6a9ce298f0008c510cecb6d1
parent12385f26ad3e306eeba79bde45aa85f9bcfe845a
Recover doc mention of sccache

Cherry-picked from 13bb7bd95b457f7383487cf8dcf476009939cfac which failed
to update the book and was replaced in
1271bb4de0c0e0a085be239c2418af9c673ffc87.
src/doc/src/guide/build-cache.md [new file with mode: 0644]
src/doc/src/guide/index.md