Use maestrodev/wget and puppetlabs/gcc to replace some common package…

… dependencies. - @garethr

Fix init script when redis_bind_address is not defined (the default).

Add support for parameterized listening port and bind address.

Add support for installing any available version.

Add option to install 2.6.

Add spec tests.

It's possible to configure a password to redis setup. - @andersondias

Fix issue thomasvandoren#1 - proper shebang in init script.

Updated module and class name.

First release!