Limit dropdown menu to max height 560px
Strict alert conditions
Dump error stack on fatal error
Add `ssdb.size` to configs.toml
Add connection pool
Upgrade ssdb to v0.1.5
v0.5.1
Use node-ssdb own promisify
v0.5.2
Merge branch 'dev'

* dev:
  v0.5.2
  Use node-ssdb own promisify
  v0.5.1
  Upgrade ssdb to v0.1.5
  Add connection pool
  Add `ssdb.size` to configs.toml
  Dump error stack on fatal error
  Strict alert conditions
  Limit dropdown menu to max height 560px