WS: Split ConnectionTimeout and RequestTimeout properties
Add Connection Idle Timeout support and documentation

Conflicts:
	documentation/manual/scalaGuide/main/ws/ScalaWS.md
Accept dashes in i18n messages' keys
Updating the example code when specifying the language explicitly. The constructor Lang(String) is undefined.
Add constants for mimetypes.
Add cookie methods to WS Response, add a WS Cookie wrapper around the async http cookie.
Add missing closing parenthesis in JavaGuide4.md
added EventSource for java and sample projects
upgrade less from 1.3.3 to 1.4.1
fix content of less-1.4.1.js
Mention proper "404" function in docs.
Fixed typo in filename.
Update the git location to be current, rename all instances of Play20 to playframework,
JSON Reads max and min combinators should work on any Numeric

Beforehand it only worked on Int
Fixed comment
update more docs where Play20 should be replaced with playframework
Point CONTRIBUTING.md to make new issues in Github rather than lighthouse
Merge remote-tracking branch 'upstream/master' into patch-2

Conflicts:
	README.md
Fix echo disabled issue in docs project
#1366 Allowed query string parameters called queryString