Move easycsv.h to include/ directory

src/Makefile.am

@@ -1,3 +1,3 @@
 lib_LTLIBRARIES = libeasycsv.la
 libeasycsv_la_SOURCES = easycsv.c
-include_HEADERS = easycsv.h
+include_HEADERS = ../include/easycsv.h

src/easycsv.c

@@ -1,4 +1,4 @@
-#include "easycsv.h"
+#include "../include/easycsv.h"
 
 /* Generic type definitions for internal use */
 

tests/check_easycsv.c

@@ -1,5 +1,5 @@
 #include <check.h>
-#include "../src/easycsv.h"
+#include "../include/easycsv.h"
 
 static const char SAMPLE1_PATH[] = "samples/1.csv";
 static const char SAMPLE2_PATH[] = "samples/2.csv";