Allow use with node 0.4.0 through 0.6.x.

[alexkwolfe]

No description provided.

[KirillTemnov]

I tried to install kue with new version of reds and this patch on node 0.6.0
installation and test passed without warnings.

[tj]

looks good thanks

[tj]

still failing for me on 0.6.x, looking into it

[KirillTemnov]

$ npm install -g

my dependencies are:

kue@0.3.2
├─ redis@0.7.1
├── nib@0.0.8
├── reds@0.1.1 (natural@0.0.27)
├── stylus@0.17.0 (growl@1.1.0 mkdirp@0.0.7 cssom@0.2.0)
├── express@2.5.0 (mime@1.2.4 mkdirp@0.0.7 qs@0.3.2 connect@1.7.3)
└── jade@0.17.0

[tj]

the install works but kue doesn't