fix compiler problem with Java 8

Author: volker

src/test/java/com/inet/sass/AbstractTestBase.java

@@ -18,7 +18,7 @@
 package com.inet.sass;
 
 import java.io.File;
-import java.io.FileReader;
+import java.io.FileInputStream;
 import java.io.IOException;
 import java.net.URISyntaxException;
 import java.nio.charset.StandardCharsets;
@@ -69,7 +69,7 @@ public String getFileContent(String filename) throws IOException, URISyntaxExcep
      *             when file reading fails
      */
     public String getFileContent(File file) throws IOException {
-        return IOUtils.toString( new FileReader( file, StandardCharsets.UTF_8 ) );
+        return IOUtils.toString( new FileInputStream( file ), "UTF-8" );
     }
 
     public ScssStylesheet testParser(String file) throws IOException, URISyntaxException {

src/test/java/com/inet/sass/testcases/scss/AbstractDirectoryScanningSassTests.java

@@ -18,8 +18,8 @@
 package com.inet.sass.testcases.scss;
 
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileNotFoundException;
-import java.io.FileReader;
 import java.io.IOException;
 import java.net.URISyntaxException;
 import java.net.URL;
@@ -96,7 +96,7 @@ public void compareScssWithCss(String scssResourceName) throws Exception {
         String parsedCss = scssStylesheet.printState();
 
         if (getCssFile(scssFile) != null) {
-            String referenceCss = IOUtils.toString( new FileReader( getCssFile( scssFile ), StandardCharsets.UTF_8 ) );
+            String referenceCss = IOUtils.toString( new FileInputStream( getCssFile( scssFile ) ), "UTF-8" );
             String normalizedReference = normalize(referenceCss);
             String normalizedParsed = normalize(parsedCss);