* Renamed filters.* to filter.*.

src/Makefile.am

@@ -4,7 +4,7 @@ bin_PROGRAMS = toilet
 toilet_SOURCES = main.c \
 	io.c io.h \
 	render.c render.h \
-	filters.c filter.h \
+	filter.c filter.h \
 	figlet.c figlet.h
 toilet_CFLAGS = `pkg-config --cflags cucul`
 toilet_LDFLAGS = `pkg-config --libs cucul` @GETOPT_LIBS@ @ZLIB_LIBS@

src/filters.c → src/filter.c

@@ -22,7 +22,7 @@
 #endif
 #include <cucul.h>
 
-#include "filters.h"
+#include "filter.h"
 
 void filter_autocrop(cucul_canvas_t *cv)
 {

src/main.c

@@ -34,7 +34,7 @@
 #include "toilet.h"
 #include "render.h"
 #include "figlet.h"
-#include "filters.h"
+#include "filter.h"
 
 static void version(void);
 #if defined(HAVE_GETOPT_H)