add warning on max_db_connections parameter
immediately bailout disconnected clients
fix typo
remove STARTTLS capability if no certificates in config
fix bug #1029 for SSL/TLS as well
fix regression from 0e510c91bc319c568948c182bcfa1815eb591f2e
fix file-handle leakage in non-threaded daemons; #1029
cache content-type and content-disposition headers
improve timeout behavior in pop3
POP3: fix regression
pyflake cleanup
POP3: check return value
Print IMAP session buffer as a string literal

Fix ci_write message logging, print the whole message instead of the first
40 characters.
minor cleanup
LMTP: always reset timeout
POP3: reset timeout
DEBIAN: allow libmariadbclient-dev in build-depends
JENKINS: run full test-suite against both postgresql and mysql/mariadb
Merge pull request #9 from santa01/vsnprintf_format

Print IMAP session buffer as a string literal
add NGINX mail proxy example