Specification
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A system that act as a network server that serves individual lines of an immutable text file over the network to clients using the following REST API:

GET /lines/<line index>

   Returns an HTTP status of 200 and the text of the requested line or an HTTP 413 status if the requested line is beyond the end of the file

Build and Run
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Run "build.sh" and then run "run.sh" with the absolute path to the file

* How does it work? (Currently)
The system use "indexed-file-reader" to index the positions of all "\n" character in the file.  Thus, it support high performance
 randomly access file's line at any given index.

* How will your system perform with a 1 GB file? a 10 GB file? a 100 GB file?
Only support small files for now.

* What documentation, websites, papers, etc did you consult in doing this assignment?
N/A

* What third-party libraries or other tools does the system use?
https://github.com/jramoyo/indexed-file-reader
https://github.com/HubSpot/dropwizard-guice
https://github.com/HubSpot/live-config

* How long did you spend on this exercise? 3 hours