Merge pull request #367 from apache/cleanup

minor cleanup

Author: AlexanderSaydakov

cpc/include/cpc_sketch_impl.hpp

@@ -359,7 +359,7 @@ void cpc_sketch_alloc<A>::refresh_kxp(const uint64_t* bit_matrix) {
 
   // for improved numerical accuracy, we separately sum the bytes of the U64's
   double byte_sums[8]; // allocating on the stack
-  std::fill(byte_sums, &byte_sums[8], 0);
+  std::fill(byte_sums, byte_sums + 8, 0);
 
   for (size_t i = 0; i < k; i++) {
     uint64_t word = bit_matrix[i];

kll/include/kll_helper.hpp

@@ -20,7 +20,6 @@
 #ifndef KLL_HELPER_HPP_
 #define KLL_HELPER_HPP_
 
-#include <random>
 #include <stdexcept>
 
 namespace datasketches {

req/include/req_compactor_impl.hpp

@@ -28,8 +28,6 @@
 #include "conditional_forward.hpp"
 #include "common_defs.hpp"
 
-#include <iomanip>
-
 namespace datasketches {
 
 template<typename T, typename C, typename A>