Move pages under tldr, lint run.sh, update docs

tldr/calligrasheets

@@ -0,0 +1,22 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# calligrasheets
+
+> Calligra's spreadsheet application.
+> See also: `calligraflow`, `calligrastage`, `calligrawords`.
+> More information: <https://manned.org/calligrasheets>.
+
+- Launch the spreadsheet application:
+
+`calligrasheets`
+
+- Open a specific spreadsheet:
+
+`calligrasheets {{path/to/spreadsheet}}`
+
+- Display help or version:
+
+`calligrasheets --{{help|version}}`