[db] use (sanitized) names.fullname field when resolving fonts by name
[tests] include two kinds of tests for Minion Pro
[main] set correct default loglevel when running as tex (seriously, dtx is an abomination)
[log] fix newline handling of the last status message when imitating texio.*()

Issue reported by /u/eg9 on

    https://github.com/lualatex/luaotfload/issues/164#issuecomment-31551430
Merge pull request #167 from phi-gamma/master

fixes to 2.4