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

tldr/slimrb

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# slimrb
+
+> Convert Slim files to HTML.
+> More information: <https://rdoc.info/gems/slim/frames#slim-command-slimrb>.
+
+- Convert a Slim file to HTML:
+
+`slimrb {{input.slim}} {{output.html}}`
+
+- Convert a Slim file and output to prettified HTML:
+
+`slimrb --pretty {{input.slim}} {{output.html}}`
+
+- Convert a Slim file to ERB:
+
+`slimrb --erb {{input.slim}} {{output.erb}}`