Make couch_log smarter

This drops the lager and goldrush dependencies and instead moves all
logic to couch_log so that we can make our logging work more closely
with the existing configuration system.

COUCHDB-3067
18 files changed
tree: 674eee54b4e025ae0f1a1928eb98fd37b808b039
  1. include/
  2. priv/
  3. src/
  4. .gitignore
  5. .travis.yml
  6. LICENSE