[logback-dev] svn commit: r1967 - in logback/trunk: logback-classic/src/main/java/ch/qos/logback/classic/pattern logback-classic/src/test/java/ch/qos/logback/classic/pattern logback-site/src/site/pages logback-site/src/site/pages/css logback-site/src/site/pages/manual