Simplify install command
minor #20 Simplify install command (jeremy-derusse)

This PR was merged into the master branch.

Discussion
----------

Simplify install command

Remove `curl` syntax. Because, IMHO, one command is enought. and a user who don't have `wget` knows how to replace it by his favorite command.

Install in one line (merge `wget` anf `chmod` on the same command)

Commits
-------

d3a1d58 Simplify install command