Added contents

docs/install.md

@@ -1,5 +1,14 @@
 # juCi++ Installation Guide
 
+- Linux
+  - [Debian/Ubuntu 15](#debianubuntu-15)
+  - [Ubuntu 14/Linux Mint 17](#ubuntu-14linux-mint-17)
+  - [Arch Linux](#arch-linux)
+- OS X
+  - [Homebrew](#os-x-with-homebrew-httpbrewsh)
+- Windows
+  - [MSYS 2](windows-with-msys2-httpsmsys2githubio)
+
 ## Debian/Ubuntu 15
 Install dependencies:
 ```sh