Revert r1536092: this broke building of the Log4J
adapter for our copy of commons-logging.

Unfortunately commons-logging 1.1.3 which we use
contains references to Log4J 1.2.12 and 1.2.17
but the one needed to build the adapter is 1.2.17.

Trunk already contans the right versions.


git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc7.0.x/trunk@1550408 13f79535-47bb-0310-9956-ffa450edef68