Bump liberty, avoid fall-through warnings

CMakeLists.txt

@@ -8,7 +8,7 @@ option (WANT_LIBEDIT "Use BSD libedit for the UI" OFF)
 # Moar warnings
 if ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
 	# -Wunused-function is pretty annoying here, as everything is static
-	set (wdisabled "-Wno-unused-function -Wno-implicit-fallthrough")
+	set (wdisabled "-Wno-unused-function")
 	set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -Wall -Wextra ${wdisabled}")
 endif ("${CMAKE_C_COMPILER_ID}" MATCHES "GNU" OR CMAKE_COMPILER_IS_GNUCC)
 

degesch.c

@@ -2848,6 +2848,7 @@ attr_printer_decode_color (int color, bool *is_bright)
 			c16 -= 8;
 			*is_bright = true;
 		}
+		// Fall-through
 	case 16:
 		return c16;
 

kike.c

@@ -3216,6 +3216,7 @@ start:
 	case 3:
 		if ((buf[0] & 0x80) && buf[2] == 1)
 			return true;
+		// Fall-through
 	case 2:
 		if (buf[0] == 22 && buf[1] == 3)
 			return true;