Fix style

public/biopet-core/src/main/scala/nl/lumc/sasc/biopet/core/BiopetCommandLineFunction.scala

@@ -75,7 +75,7 @@ trait BiopetCommandLineFunction extends CommandLineResources { biopetFunction =>
   override def freezeFieldValues() {
 
     this match {
-      case r:Reference =>
+      case r: Reference =>
         if (r.dictRequired) deps :+= r.referenceDict
         if (r.faiRequired) deps :+= r.referenceFai
         deps = deps.distinct

public/biopet-extensions/src/main/scala/nl/lumc/sasc/biopet/extensions/picard/SortVcf.scala

@@ -19,7 +19,7 @@ import java.io.File
 
 import nl.lumc.sasc.biopet.core.Reference
 import nl.lumc.sasc.biopet.utils.config.Configurable
-import org.broadinstitute.gatk.utils.commandline.{Input, Output}
+import org.broadinstitute.gatk.utils.commandline.{ Input, Output }
 
 /** Extension for picard SortVcf */
 class SortVcf(val root: Configurable) extends Picard with Reference {