fix files for new libcolor update

src/mkevent.c

@@ -2,8 +2,6 @@
 #include <stdlib.h>
 #include <unistd.h>
 
-#include "../include/libcolor.h"
-
 #include "config.h"
 
 char mkevent(int argc, char *argv[]) {

src/nc.c

@@ -17,7 +17,7 @@
 	along with nc. If not, see <https://www.gnu.org/licenses/>. 
 */
 
-#include <libcolor.h>
+#include <color.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>

src/printevents.c

@@ -1,3 +1,4 @@
+#include <color.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>