tools/prune-trace: fault-space pruning tool

This tool creates the fault-space pruning pilot and group
entries. Those are used by the generic campaign to do fault
experiments.

Currently prune-trace only implements conventional def/use pruning
(--prune-method "basic").

Change-Id: I1dfb431e3b1d3cd2ee891a49a3b6ac01210be11f

tools/prune-trace/CMakeLists.txt

@@ -0,0 +1,9 @@
+set(SRCS
+  Pruner.cc
+  BasicPruner.cc
+)
+
+## This is the example's campaign server distributing experiment parameters
+add_executable(prune-trace main.cc ${SRCS})
+target_link_libraries(prune-trace -lmysqlclient fail-util)
+install(TARGETS prune-trace RUNTIME DESTINATION bin)