Add newrelic_yml LWRP for easy newrelic.yml manipulation

Usefull to configure multiple Java app on the same host for exemple.
Remove too strict type checks
Replace the template by the newrelic_yml LWRP
Documents + exemple for newrelic_yml
Removing PHP recipe execution from php-agent installation.

Any system installing the php plugin agent is already going to have php
installed so this step is redundant and breaks attempts to make the
agent installation stand-alone.
add app location for java-agent
add version attribute for java-agent for easy upgade

made a version attribute for ease upgrade in the future
and also set it to use the latest known version
Update java-agent.rb
Added error_ignore variable
Give action control via attributes to DevOps, adds more flexibility for different use cases and fixes #93
Merge branch 'issue/93'
Check whether execute_agent_action equals boolean true
Merge branch 'issue/99'
version bump
version bump
Merge conflict fix(es)
Merge branch 'lapresse-lwrp-for-yaml-file'
Implementation of newrelic_yml LWRP
Merge branch 'feature/newrelic_yml'
Merge branch 'master' of github.com:bluespurs/newrelic into bluespurs-master