Adding Test for splunk::service

Added simple test for splunk::service class
Added Changes suggested by @hakamadare from Pull

Adding a couple of changes suggested by @hakamadare from Pull
request:  https://github.com/huit/puppet-splunk/pull/36
Which I'll Close
rm of cached versions of Gemfile.lock
Updated test for Splunk Class
Added Requests
fixing bug thats thats affecting outputs.conf

Changing the content of this param to a string fixes a bug thats
keeping outputs.conf from being created correctly