Revert "High: cman: Prevent SIGPIPE by not having the crmd write to the fence_override pipe after fencing completes"

This reverts commit f4f4848703589c16bb98e88c29a0492b7e29c697.
Fix: crmd: Prevent SIGPIPE when notifying CMAN about fencing operations
Fix: crmd: Repair memory leak re-introduced when old patch was reverted
Fix: Bug rhbz#1057697 - Use native DBus library for systemd support to avoid problematic use of threads
Fix: Bug rhbz#1057697 - Use native DBus library for systemd async support to avoid problematic use of threads
Refactor: systemd: Simplify dbus API usage
Build: Add dbus as an rpm dependancy
Fix: Portability: Use basic types for DBus compatability struct
Fix: Bug rhbz#1057697 - Use native DBus library for upstart support to avoid problematic use of threads
Refactor: dbus: Use native function for adding arguments to messages
Fix: cib: Use the correctly typed enum value during initialization
Fix: logging: clang does not like the definition of QB_LOG_INIT_DATA()
Refactor: ipc: Convince clang that our casting is intended
Refactor: Core: Remove dead code
Refactor: Standardize on __FUNCTION__ as clang's __PRETTY_ variant is too verbose
Test: tools: Set up override for local schema file locations
Test: lrmd: Allow regression tests to run from the source tree
Test: lrmd: Fix upstart metadata test and install required OCF agents
Test: Get travis integration working
Test: Travis: Add coverity support to travis integration