add the option to have an external installation for the logstash installation

Fixes #1
add scripting to run the integration testing in regular basis

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make the scripts use also the LOGSTASH_HOME env variable

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ammend previous commit

Fixes #1
added some PR love by the reviwer

Fixes #1
fix version maching plus the directory scrapping

Fixes #1
ES loader cleanup, including some date format improvements and unique events control

Fixes #1
fix the kpi and type to not being analyzed

Fixes #1
clean up loader requirements

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improve logging

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add more spaces in parameters calls

Fixes #1
Merge remote-tracking branch 'upstream/master'
first step into a complete gemifycation of this integration testing capabilities
add the first dummy support for test within this gem
add some cleanup testing
move dummy data into an examples directory
Update README.md
Update README.md
fix ident
fix a typo