Simplify the CMaks utility script structure.

* build/FindAPR.cmake: Include functions from build/APRCommon.cmake.
   Make the acutal find-pacakge script conditional on an external variable.
* build/FindAPRUtil.cmake: Include FindAPR.cmake for utility functions.
* build/APRCommon.cmake: Removed.


git-svn-id: https://svn.apache.org/repos/asf/serf/trunk@1835399 13f79535-47bb-0310-9956-ffa450edef68
3 files changed