updated docs to reflect e39451b

docs/api.md

@@ -41,6 +41,18 @@ Reads *length* bytes of data from *handle*. *length* is usually limited to 2048.
 Writes *data* to *handle*.
 #### fs.readall(*handle*)
 Returns as much data as can be read from *handle*.
+#### fs.list(*path*)
+Returns a table of files contained in directory *path*
+#### fs.mkdir(*path*)
+Creates a directory at *path*
+#### fs.rm(*path*)
+Removes a file or (empty) directory at *path*.
+#### fs.exists(*path*)
+Returns true if a file or directory *path* exists.
+#### fs.isdir(*path*)
+Returns true if *path* is a directory.
+#### fs.cd(*path*)
+Changes the current directory to either *path* or *os.getenv("PWD")*/*path*.
 
 ### io
 #### write(...) or io.write(...)
@@ -58,6 +70,18 @@ Writes *data* to *fobj* (if in write mode)
 ##### fobj:close()
 Closes *fobj*, flushing buffers and removing the object from memory.
 
+### shutil
+#### cd(*path*)
+Alias to fs.cd
+#### rm(*path*)
+Alias to fs.rm
+#### mkdir(*path*)
+Alias to fs.mkdir
+#### ls(*path*)
+Wrapper for fs.list that prints the contents of *path*.
+#### cat(*path*)
+Prints the contents of the file *path*.
+
 ### drivers
 #### tty(*gA*, *sA*, *sI*, *fg*, *bg*)
 Creates a GPU driver instance for GPU *gA* and screen *sA* attached to session *sI*, optionally with foreground and background colours *fg* and *bg*.
@@ -80,3 +104,5 @@ This is triggered to make a tty driver attached to *session* write *text* to the
 ## Applications
 ### luash(*sI*)
 Spawns a luash instance for session *sI*
+### skex("*fname*")
+Launches an instance of the skex text editor, optionally reading *fname* at startup.