Update SBT syntax

build.sbt

@@ -1,6 +1,6 @@
 name := """sbt-javacpp"""
 
-version := "1.9-SNAPSHOT"
+version := "1.9"
 
 organization := "org.bytedeco"
 
@@ -16,9 +16,9 @@ libraryDependencies += "org.bytedeco" % "javacpp" % "1.2.5"
 
 scalacOptions ++= Seq("-unchecked", "-deprecation", "-feature", "-Xlint", "-Xlog-free-terms")
 
-publishTo <<= version { v: String =>
+publishTo := {
   val nexus = "https://oss.sonatype.org/"
-  if (v.trim.endsWith("SNAPSHOT"))
+  if (version.value.trim.endsWith("SNAPSHOT"))
     Some("snapshots" at nexus + "content/repositories/snapshots")
   else
     Some("releases" at nexus + "service/local/staging/deploy/maven2")

project/scripted.sbt

@@ -1,4 +1,4 @@
-libraryDependencies <+= (sbtVersion) { sv =>
-  "org.scala-sbt" % "scripted-plugin" % sv
+libraryDependencies += {
+  "org.scala-sbt" % "scripted-plugin" % sbtVersion.value
 }
 

src/main/scala/org/bytedeco/sbt/javacpp/Plugin.scala

@@ -13,8 +13,8 @@ object Plugin extends AutoPlugin {
       javaCppPlatform := Platform.current,
       javaCppVersion := Versions.javaCppVersion,
       javaCppPresetLibs := Seq.empty,
-      libraryDependencies <+= javaCppVersion { resolvedJavaCppVersion =>
-        "org.bytedeco" % "javacpp" % resolvedJavaCppVersion jar
+      libraryDependencies += {
+        "org.bytedeco" % "javacpp" % javaCppVersion.value jar
       },
       javaCppPresetDependencies
     )
@@ -36,18 +36,17 @@ object Plugin extends AutoPlugin {
 
   private def javaCppPresetDependencies: Def.Setting[Seq[ModuleID]] = {
     import autoImport._
-    libraryDependencies <++= (javaCppPlatform, javaCppVersion, javaCppPresetLibs) {
-      (resolvedJavaCppPlatforms, resolvedJavaCppVersion, resolvedJavaCppPresetLibs) =>
-        val majorMinorJavaCppVersion = majorMinorOnly(resolvedJavaCppVersion)
-        resolvedJavaCppPresetLibs.flatMap {
-          case (libName, libVersion) => {
-            val generic = "org.bytedeco.javacpp-presets" % libName % s"$libVersion-$majorMinorJavaCppVersion" classifier ""
-            val platformSpecific = resolvedJavaCppPlatforms.map { platform =>
-              "org.bytedeco.javacpp-presets" % libName % s"$libVersion-$majorMinorJavaCppVersion" classifier platform
-            }
-            generic +: platformSpecific
+    libraryDependencies ++= {
+      val majorMinorJavaCppVersion = majorMinorOnly(javaCppVersion.value)
+      javaCppPresetLibs.value.flatMap {
+        case (libName, libVersion) => {
+          val generic = "org.bytedeco.javacpp-presets" % libName % s"$libVersion-$majorMinorJavaCppVersion" classifier ""
+          val platformSpecific = javaCppPlatform.value.map { platform =>
+            "org.bytedeco.javacpp-presets" % libName % s"$libVersion-$majorMinorJavaCppVersion" classifier platform
           }
+          generic +: platformSpecific
         }
+      }
     }
   }