Fixed encoding errors when loading resources on windwos machines

Author: Johannes Düsing

src/main/scala/de/upb/cs/swt/delphi/webapi/FeatureQuery.scala

@@ -24,13 +24,13 @@ import org.slf4j.LoggerFactory
 import spray.json._
 import de.upb.cs.swt.delphi.webapi.FeatureJson._
 
-import scala.io.Source
+import scala.io.{Codec, Source}
 
 class FeatureQuery(configuration: Configuration) {
   private val log = LoggerFactory.getLogger(this.getClass)
 
   lazy val featureList: Iterable[Feature] =
-    Source.fromResource("features.json")
+    Source.fromResource("features.json")(Codec.UTF8)
       .getLines()
       .mkString("\n")
       .parseJson

src/main/scala/de/upb/cs/swt/delphi/webapi/artifacts/ArtifactTransformer.scala

@@ -22,13 +22,13 @@ import de.upb.cs.swt.delphi.webapi.InternalFeature
 import org.joda.time.format.ISODateTimeFormat
 import spray.json.JsArray
 
-import scala.io.Source
+import scala.io.{Codec, Source}
 import spray.json._
 import de.upb.cs.swt.delphi.webapi.FeatureJson._
 import de.upb.cs.swt.delphi.webapi.search.SearchResults
 
 object ArtifactTransformer {
-  private lazy val internalFeatures = Source.fromResource("features.json")
+  private lazy val internalFeatures = Source.fromResource("features.json")(Codec.UTF8)
     .getLines()
     .mkString("\n")
     .parseJson

src/main/scala/de/upb/cs/swt/delphi/webapi/search/SearchQuery.scala

@@ -27,7 +27,7 @@ import de.upb.cs.swt.delphi.webapi.artifacts.ArtifactTransformer
 import de.upb.cs.swt.delphi.webapi.{Configuration, Feature, FeatureQuery, InternalFeature}
 import spray.json.JsArray
 
-import scala.io.Source
+import scala.io.{Codec, Source}
 import scala.util.{Failure, Success, Try}
 import spray.json._
 import de.upb.cs.swt.delphi.webapi.FeatureJson._
@@ -36,7 +36,7 @@ import de.upb.cs.swt.delphi.webapi.FeatureJson._
 class SearchQuery(configuration: Configuration, featureExtractor: FeatureQuery) {
   private val client = ElasticClient(configuration.elasticsearchClientUri)
 
-  lazy val internalFeatures = Source.fromResource("features.json")
+  lazy val internalFeatures = Source.fromResource("features.json")(Codec.UTF8)
     .getLines()
     .mkString("\n")
     .parseJson