update akka link
Merge branch 'master' of github.com:qos-ch/logback
Merge branch 'master' of github.com:qos-ch/logback
LOGBACK-942 Update SocketAppender to wait up to a configurable amount of milliseconds before dropping a log event.
Merge branch 'master' of github.com:qos-ch/logback
Merge branch 'logback-942' of git://github.com/ericdahl/logback into ericdahl-logback-942
Merge branch 'logback-942' of git://github.com/ericdahl/logback into ericdahl-logback-942
use latches to improve test speed
minor change
Merge branch 'ericdahl-logback-942' of github.com:qos-ch/logback into ericdahl-logback-942
Merge branch 'master' of github.com:qos-ch/logback
remove a few spaces - test commit
documentation and minor changes
Merge branch 'ericdahl-logback-942'
minor typo fix
use slf4j 1.7.6
start work on 1.1.2-SNAPSHOT
Fix NPE when substituting blank variables

The substitution parser attempted to deref a null pointer when a given
variable had a blank value. c.q.l.core.subst.Parser#T() was missing
a null-check.

This was discovered in logback-android's AndroidManifestPropertiesUtil.