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

tldr/peco

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# peco
+
+> Interactive filtering tool.
+> More information: <https://github.com/peco/peco>.
+
+- Start `peco` on all files in the specified directory:
+
+`find {{path/to/directory}} -type f | peco`
+
+- Start `peco` for running processes:
+
+`ps aux | peco`
+
+- Start `peco` with a specified query:
+
+`peco --query "{{query}}"`