twitter-oss: Prepare OSS libraries for release

Problem

We want to release the next versions our of Twitter OSS libraries:
  - util -> 6.37.0
  - ostrich -> 9.21
  - scrooge -> 4.10.0
  - finagle -> 6.38.0
  - twitter-server -> 1.23
  - finatra -> 2.4.0

Solution

Prepare libraries for their next releases.

RB_ID=868959

Author: jcrossley

CHANGES

@@ -7,6 +7,9 @@ Note that ``RB_ID=#`` correspond to associated messages in commits.
 6.x
 -----
 
+6.38.0
+------
+
 New Features
 ~~~~~~~~~~~~
 

doc/src/sphinx/code/client-server-anatomy/build.sbt

@@ -5,5 +5,5 @@ version := "1.0"
 scalaVersion := "2.11.8"
 
 libraryDependencies ++= Seq(
-  "com.twitter" %% "finagle-core" % "6.37.0"
+  "com.twitter" %% "finagle-core" % "6.38.0"
 )

doc/src/sphinx/code/protocols/build.sbt

@@ -5,5 +5,5 @@ version := "1.0"
 scalaVersion := "2.11.8"
 
 libraryDependencies ++= Seq(
-  "com.twitter" %% "finagle-mysql" % "6.37.0"
+  "com.twitter" %% "finagle-mysql" % "6.38.0"
 )

doc/src/sphinx/code/quickstart/build.sbt

@@ -4,4 +4,4 @@ version := "1.0"
 
 scalaVersion := "2.11.8"
 
-libraryDependencies += "com.twitter" %% "finagle-http" % "6.37.0"
+libraryDependencies += "com.twitter" %% "finagle-http" % "6.38.0"

project/Build.scala

@@ -13,10 +13,10 @@ object Finagle extends Build {
   val branch = Process("git" :: "rev-parse" :: "--abbrev-ref" :: "HEAD" :: Nil).!!.trim
   val suffix = if (branch == "master") "" else "-SNAPSHOT"
 
-  val libVersion = "6.37.0" + suffix
-  val utilVersion = "6.36.0" + suffix
-  val ostrichVersion = "9.20.0" + suffix
-  val scroogeVersion = "4.9.0" + suffix
+  val libVersion = "6.38.0" + suffix
+  val utilVersion = "6.37.0" + suffix
+  val ostrichVersion = "9.21.0" + suffix
+  val scroogeVersion = "4.10.0" + suffix
 
   val libthriftVersion = "0.5.0-1"
   val netty4Version = "4.1.4.Final"

project/plugins.sbt

@@ -2,7 +2,7 @@ resolvers += Classpaths.sbtPluginReleases
 resolvers += "twitter-repo" at "https://maven.twttr.com"
 
 val branch = Process("git" :: "rev-parse" :: "--abbrev-ref" :: "HEAD" :: Nil).!!.trim
-val scroogeSbtPluginVersionPrefix = "4.9.0"
+val scroogeSbtPluginVersionPrefix = "4.10.0"
 val scroogeSbtPluginVersion =
   if (branch == "master") scroogeSbtPluginVersionPrefix
   else scroogeSbtPluginVersionPrefix + "-SNAPSHOT"