Wrote an extended fs library

Should be pretty usable now. Mostly completes #3

modules.cfg

@@ -5,6 +5,7 @@ drivers/keyboard.lua
 library/net.lua
 library/fs-min.lua
 library/fs-std.lua
+library/fs-ext.lua
 util/fs-automount.lua
 applications/shutil.lua
 applications/luash.lua

modules/library/fs-ext.lua

@@ -0,0 +1,12 @@
+function flist(s)
+ local d,p = fres(s)
+ return d.list(p or "/")
+end
+function fmkdir(s)
+ local d,p = fres(s)
+ return d.makeDirectory(p or "/")
+end
+function frm(s)
+ local d,p = fres(s)
+ return d.remove(p)
+end

modules/library/fs-min.lua

@@ -1,6 +1,6 @@
 fT = {}
 function fres(p)
- local fid = (p:match("(%a-):.+") or p:match("/?(%a-)/.+"))
+ local fid = (p:match("(%a-):") or p:match("/?(%a-)/"))
  local pt = (p:match("%a-:(.+)") or p:match("/?%a-/(.+)"))
- if fT[fid] ~= nil and pt ~= nil then return fT[fid],pt else return false end
+ if fT[fid] ~= nil then return fT[fid],pt else return false end
 end