Update README slightly.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

README.md

@@ -1,5 +1,5 @@
-Light-weight library of missing C library functions
+`-lite`: A compilation of missing C-lib functions
-===================================================
+=================================================
 
 Libite, or `-lite`, is a light-weight library of utility functions and
 missing C library functions.
@@ -8,17 +8,39 @@ missing C library functions.
 Generic Functions
 -----------------
 
-- `dir()`
+- `dir(dir, ext, filter, list, strip)`
+
+  Wrapper for `scandir()` with optional filter.  Returns a list of
+  names: files and directories that must be freed after use.  See
+  the unit test at the bottom for an example.
+
 - `rsync(src, dst, delete, *filter())`
+
+  Very simple `rsync()` to copy files files and directories
+  recursively.
+
 - `copyfile(src, dst, len, symlink)`
+
+  Like the shell `cp(1)` and `dd(1),` can also create symlinks.
+
 - `fexist(file)`
+
+  Check for the existance of a file, returns True(1) or False(0).
+
 - `fisdir(path)`
+
+  Check for the existance of a directory, returns True(1) or False(0).
+
 - `fmode(file)`
 
+  Returns the `mode_t` bits of a file or directory.
+
 
 OpenBSD Functions
 -----------------
 
+The following are the popular OpenBSD string functions.
+
 - `strlcpy(dst, src, len)`
 - `strlcat(dst, src, len)`
 - `strtonum()`