Remove automated conscript generation and only generate on release.

Fixes #1558.

Note: This may mean conscript is updated less frequently, but
is better than the alternative.

project/Sbt.scala

@@ -65,10 +65,11 @@ object Sbt extends Build {
     commands += Command.command("release-sbt") { state =>
       // TODO - Any sort of validation
       "checkCredentials" ::
-        "publishSigned" ::
-        "publishLauncher" ::
-        "release-libs-211" ::
-        state
+      "conscript-configs" ::
+      "publishSigned" ::
+      "publishLauncher" ::
+      "release-libs-211" ::
+      state
     }
   )
 
@@ -315,7 +316,7 @@ object Sbt extends Build {
     autoScalaLibrary := false,
     description := "sbt application launcher",
     publishLauncher <<= Release.deployLauncher,
-    packageBin in Compile <<= (proguard in Proguard, Transform.conscriptConfigs).map((x, y) => x)
+    packageBin in Compile <<= proguard in Proguard
   )
 
   def interfaceSettings = javaOnly ++ Seq(