Add tasks for all the new languages

Task/Unix-ls/8th/unix-ls.8th

@@ -0,0 +1,3 @@
+"*" f:glob
+' s:cmp a:sort
+"\n" a:join .

Task/Unix-ls/EchoLisp/unix-ls.echolisp

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+;; ls of stores (kind of folders)
+(for-each writeln (list-sort < (local-stores))) →
+    AGES
+    NEMESIS
+    info
+    objects.dat
+    reader
+    system
+    user
+    words
+
+;; ls of "NEMESIS" store
+(for-each writeln (local-keys "NEMESIS")) →
+    Alan
+    Glory
+    Jonah

Task/Unix-ls/FunL/unix-ls.funl

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+import io.File
+
+for f <- sort( list(File( "." ).list()).filterNot(s -> s.startsWith(".")) )
+    println( f )

Task/Unix-ls/LiveCode/unix-ls.livecode

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+set the defaultFolder to "/foo"
+put the folders & the files
+set the defaultFolder to "/foo/bar"
+put the folders & the files

Task/Unix-ls/Nim/unix-ls.nim

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+import os
+
+for kind, path in walkDir(getCurrentDir(), true):
+  echo path

Task/Unix-ls/Sidef/unix-ls-1.sidef

@@ -0,0 +1,9 @@
+var content = [];
+Dir.cwd.open.each { |file|
+    file ~~ < . .. > && next;
+    content.append(file);
+}
+
+content.sort.each { |file|
+    say file;
+}

Task/Unix-ls/Sidef/unix-ls-2.sidef

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+'*'.glob.each { |file|
+    say file;
+}

Task/Unix-ls/Ursa/unix-ls.ursa

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+decl file f
+decl string<> fnames
+set fnames (sort (f.listdir "."))
+
+for (decl int i) (< i (size fnames)) (inc i)
+        out fnames<i> endl console
+end for