Added a restart fpm command
Refactored fpm start/stop into functions, updated phpbrew.sh script
Merge pull request #128 from chadrien/master

Added a restart fpm command
update todo
Merge branch 'master' of github.com:c9s/phpbrew
Throw exception if we can't parse url
show url in the exception message.
update instructions for Fedora
Add OffCommand class for help command to show up
Merge branch 'master' of https://github.com/rado-h/phpbrew

Conflicts:
	src/PhpBrew/Downloader/UrlDownloader.php
update help message for fpm
Contribution
Add Contribution.md
Add install-phpunit and install-composer subcommands
Update InitCommand
phpbrew completion for bash featuring:

- phpbrew [tab tab]
- phpbrew use|switch|clean|remove|purge [tab tab]
- phpbrew ext [tab tab]
- phpbrew ext install|disable|enable [tab tab]
- phpbrew help [tab tab]

TODO:

- `phpbrew install [tab tab]` completion for php versions and variants
enabled completion for `phpbrew download`
Merge pull request #130 from marcioAlmada/master

Bash completion
use wget for download if available, else use curl