...

build.sbt

@@ -1,7 +1,10 @@
+enablePlugins(GitVersioning)
+
 organization := "org.scalanlp"
 
 name := "breeze-parent"
 
+
 lazy val root = project.in( file(".") )
     .aggregate(math, natives, viz, macros).dependsOn(math, viz)
 
@@ -54,4 +57,4 @@ pomExtra := (
       <name>David Hall</name>
       <url>http://www.dlwh.org/</url>
     </developer>
-  </developers>)
+    </developers>)

project/plugins.sbt

@@ -11,3 +11,5 @@ addSbtPlugin("de.johoop" % "jacoco4sbt" % "2.1.6")
 addSbtPlugin("com.typesafe.sbteclipse" % "sbteclipse-plugin" % "4.0.0")
 
 addSbtPlugin("com.thoughtworks.sbt-api-mappings" % "sbt-api-mappings" % "0.2.2")
+
+addSbtPlugin("com.typesafe.sbt" % "sbt-git" % "0.8.5")

version.sbt

@@ -1 +1,13 @@
-version in ThisBuild := "0.14-SNAPSHOT"
+git.baseVersion := "0.14"
+// git.useGitDescribe := true
+
+val VersionRegex = "v([0-9]+.[0-9]+.[0-9]+)-?(.*)?".r
+
+git.gitTagToVersionNumber := { v: String =>
+  v match {
+    case VersionRegex(v,"") => Some(v)
+    case VersionRegex(v,"SNAPSHOT") => Some(s"$v-SNAPSHOT")  
+    case VersionRegex(v,s) => Some(s"$v-$s-SNAPSHOT")
+    case _ => None
+  }
+}