Adds transformation functions stub

Added stub for all transformations functions supported on
ModSecurity 2.9

src/actions/action.cc

@@ -25,6 +25,10 @@
 #include "actions/rule_id.h"
 #include "actions/phase.h"
 
+
+#define IF_MATCH(a) \
+    if (op.compare(1, std::strlen(#a), #a) == 0)
+
 namespace ModSecurity {
 namespace actions {