Make install instructions valid for third-parties

[BinToss]

Problem

webseed/Readme.md

Lines 48 to 55 in 2077e11

	## Install
	Node.js is required on the server
	```
	git clone git@github.com:Seedess/webseed.git
	cd webseed
	```

$ git clone git@github.com:Seedess/webseed.git && cd webseed
Cloning into 'webseed'...
git@github.com: Permission denied (publickey).
fatal: Could not read from remote repository.

Please make sure you have the correct access rights
and the repository exists.

Solution

-git clone git@github.com:Seedess/webseed.git
+git clone https://github.com/Seedess/webseed

$ git clone https://github.com/Seedess/webseed && cd webseed
Cloning into 'webseed'...
remote: Enumerating objects: 441, done.
remote: Counting objects: 100% (48/48), done.
remote: Compressing objects: 100% (40/40), done.
Rremote: Total 441 (delta 33), reused 8 (delta 8), pack-reused 393 (from 1)
Receiving objects: 100% (441/441), 30.66 MiB | 2.07 MiB/s, done.
Resolving deltas: 100% (227/227), done.