Update README.md
Added Scrunch.
Adding Chaos
Replaced Android SBT suggestion with a maintained one.
add Squants to Science and Data Analysis section
Merge pull request #26 from Discipe/master

Add Spray to HTTP.
Merge pull request #15 from DWiechert/master

Add Apache Scrunch.
Merge pull request #17 from D-Roch/patch-1

Add Chaos to the list.
Merge pull request #18 from DCKcode/patch-1

Replace suggested Android SBT plugin with a maintained one.
Add Scala Async

Adds link to Scala Async (https://github.com/scala/async), an
asynchronous programming facility for Scala.
Adding serialization section.
Added Twitter Util.
include Kamon under the Metrics and Monitoring section
Update README.md

Fix 'Web Frameworks' link
Remove outdated libraries.
Remove deprecated libraries.
Update the description of this list.
Update Contribution rules.
Merge pull request #42 from williambuckley/master

Fix Web Frameworks link.
Add ReactiveMongo.