+ mutualization of unaccent code

src/common/unaccent.cpp

@@ -0,0 +1,17 @@
+#include "unaccent.h"
+
+using namespace std;
+
+/* Remove accent */
+std::string removeAccents(const char *text) { 
+  char* out = 0;
+  size_t out_length = 0;
+  std::string textWithoutAccent = text;
+
+  if (!unac_string("UTF8", text, strlen(text), &out, &out_length)) {
+    textWithoutAccent = string(out, out_length);
+    free(out);
+  }
+
+  return textWithoutAccent;
+}

src/common/unaccent.h

@@ -0,0 +1,7 @@
+#include <stdlib.h>
+#include <string>
+#include <stdio.h>
+#include <unac.h>
+#include <string.h>
+
+std::string removeAccents(const char *text);