move several applets to more correct ex-project. No code changes.

editors/Config.in

@@ -20,6 +20,45 @@ config FEATURE_AWK_MATH
 	  Enable math functions of the Awk programming language.
 	  NOTE: This will require libm to be present for linking.
 
+config CMP
+	bool "cmp"
+	default n
+	help
+	  cmp is used to compare two files and returns the result
+	  to standard output.
+
+config DIFF
+	bool "diff"
+	default n
+	help
+	  diff compares two files or directories and outputs the
+	  differences between them in a form that can be given to
+	  the patch command.
+
+config FEATURE_DIFF_BINARY
+	bool "Enable checks for binary files"
+	default y
+	depends on DIFF
+	help
+	  This option enables support for checking for binary files
+	  before a comparison is carried out.
+
+config FEATURE_DIFF_DIR
+	bool "Enable directory support"
+	default y
+	depends on DIFF
+	help
+	  This option enables support for directory and subdirectory
+	  comparison.
+
+config FEATURE_DIFF_MINIMAL
+	bool "Enable -d option to find smaller sets of changes"
+	default n
+	depends on DIFF
+	help
+	  Enabling this option allows the use of -d to make diff
+	  try hard to find the smallest possible set of changes.
+
 config ED
 	bool "ed"
 	default n