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. .gitignore
  2. .travis.yml
  3. LICENSE
  4. include/
  5. priv/
  6. src/