Drop SSL cert/key in place if they exist in the pillar
Make the jar source configurable

Change-Id: I4b7f7a80acec75beb3fdb1a4f692ac57dbe09c29
Added .gitignore to ignore .vagrant/

Change-Id: I482f293bd6a6c13a57d92f323ee24af4f757e7e8
Merge "Added .gitignore to ignore .vagrant/"
Split config files into fragments & tidied up most logstash-1.2 warnings

Change-Id: I79b7466b732680e905ea646e8b82783b3d567c90