subl: add page (#2348)

pages/common/subl.md

@@ -0,0 +1,19 @@
+# subl
+
+> Sublime Text editor.
+
+- Open the current directory in Sublime Text:
+
+`subl {{.}}`
+
+- Open a file or directory in Sublime Text:
+
+`subl {{path/to/file_or_folder}}`
+
+- Open a file or directory in the currently open window:
+
+`subl -a {{path/to/file}}`
+
+- Open a file or directory in a new window:
+
+`subl -n {{path/to/file}}`