Add promotion policy API and use it in I/O path

Promotion policy is supposed to perform ALRU noise filtering by
eliminating one-hit wonders being added to cache and polluting it.

Signed-off-by: Jan Musial <jan.musial@intel.com>

src/utils/utils_cache_line.c

@@ -4,6 +4,7 @@
  */
 
 #include "utils_cache_line.h"
+#include "../promotion/promotion.h"
 
 static inline void ocf_cleaning_set_hot_cache_line(struct ocf_cache *cache,
 		ocf_cache_line_t line)

src/utils/utils_cache_line.h

@@ -7,9 +7,9 @@
 #define UTILS_CACHE_LINE_H_
 
 #include "../metadata/metadata.h"
+#include "../concurrency/ocf_cache_concurrency.h"
 #include "../eviction/eviction.h"
 #include "../eviction/ops.h"
-#include "../concurrency/ocf_cache_concurrency.h"
 #include "../engine/cache_engine.h"
 #include "../ocf_request.h"
 #include "../ocf_def_priv.h"