Gemspec file uses incorrect quotes for split

[beezly]

The gemspec file doesn't work at the moment as incorrect quotes are being used.

The pull request fixes the gemspec file so that it is possible to build a gem.

[itay]

@beezly thanks for the fix!

In order for us to take pull requests, we need to get an individual contributors agreement from you. Would you mind filling one out?

http://dev.splunk.com/goto/individualcontributions

[beezly]

Done :)

[ampledata]

looks good to me.