Little annotations for the murmur hash function.

src/murmurhash2.h

@@ -2,6 +2,10 @@
 #ifndef _BLOOM_MURMURHASH2
 #define _BLOOM_MURMURHASH2
 
+
+/**
+ * @brief Generates and returns a hash code from a byte array.
+ */
 unsigned int murmurhash2(const void * key, int len, const unsigned int seed);
 
 #endif