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

tldr/mcs

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# mcs
+
+> Mono C# Compiler.
+> More information: <https://manned.org/mcs.1>.
+
+- Compile the specified files:
+
+`mcs {{path/to/input_file1.cs path/to/input_file2.cs ...}}`
+
+- Specify the output program name:
+
+`mcs -out:{{path/to/file.exe}} {{path/to/input_file1.cs path/to/input_file2.cs ...}}`
+
+- Specify the output program type:
+
+`mcs -target:{{exe|winexe|library|module}} {{path/to/input_file1.cs path/to/input_file2.cs ...}}`