Rake task added to delete an ES index
Merge branch 'master' into delete-index-rake-task
Fixes paths, added trailing slashes
Changed order of requests
Added task to delete a single template
Added spec helper
Added alternative chunk sender with a sink

The sink sends lines as bulk to ElasticSearch via HTTP Post.
Refactored chunked sender with the sink
Specs added for ChunkedSender class
Extracted seed rake task to a class

The Seeder class handles arguments and uploads the seed file, simplifies the rake task.
Extracted dump rake task to its own class

Handles arguments in a better way and clarifies the rake task.
Extracted indexing of docs in memory to separate function
Wrapped reindex task in a class to handle arguments more clearly
Removed empty file
Reset rake task uses Eson HTTP client instead of curl helper

* split compile method into two, one returns Hash, the other JSON string
Refactored reindex rake task

* input arguments are checked in the Eson client
Refactored create index rake task to use Eson client
Removed unused helper function now
Refactored alias rake task, more concise
Removed unnecessary function