First commit of partial RosettaCode contents.

Pushing this for testing purposes. Lots of work still needed.

Task/Quine/REXX/quine-2.rexx

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+/*REXX program outputs its own source including comments and blank lines.*/
+      do k=1 for sourceline()
+      say sourceline(k)
+      end   /*k*/

Task/Quine/REXX/quine-3.rexx

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+/* Rexx */
+
+Q = "'"
+Queue '/* Rexx */'
+Queue ''
+Queue 'Q = "$"'
+Queue '&QQQ'
+Queue ''
+Queue 'X = 0'
+Queue 'Do while Queued() \= 0'
+Queue '  Parse pull code'
+Queue '  X = X + 1; codel.0 = X; codel.X = code'
+Queue '  End'
+Queue ''
+Queue 'Do x_ = 1 for codel.0'
+Queue '  line = codel.x_'
+Queue '  If abbrev(line, "Q = ") then Do'
+Queue '    line = translate(line, Q, "$")'
+Queue '    End'
+Queue '  If line = "&QQQ" then Do'
+Queue '    Do y_ = 1 to codel.0'
+Queue '      qline = codel.y_'
+Queue '      Say "Queue" Q || qline || Q'
+Queue '      End y_'
+Queue '    End'
+Queue '  else Do'
+Queue '    Say line'
+Queue '    End'
+Queue '  End x_'
+Queue ''
+
+X = 0
+Do while Queued() \= 0
+  Parse pull code
+  X = X + 1; codel.0 = X; codel.X = code
+  End
+
+Do x_ = 1 for codel.0
+  line = codel.x_
+  If abbrev(line, "Q = ") then Do
+    line = translate(line, Q, "$")
+    End
+  If line = "&QQQ" then Do
+    Do y_ = 1 to codel.0
+      qline = codel.y_
+      Say "Queue" Q || qline || Q
+      End y_
+    End
+  else Do
+    Say line
+    End
+  End x_

Task/Quine/REXX/quine.rexx

@@ -0,0 +1 @@
+/*REXX program outputs itself.*/ do j=1 for sourceline(); say sourceline(j); end