fix gw alias to preserve colors and fix test strength threshold

.aliases

@@ -5,10 +5,10 @@ gradleWrapper () {
     fi
 
     TEMPFILE=$(mktemp /tmp/gw.XXXXXX)
-    ./gradlew "$@" | tee $TEMPFILE
+    unbuffer ./gradlew "$@" | tee $TEMPFILE
 
     echo
-    grep "Report:" $TEMPFILE
+    grep --color=never "Report:" $TEMPFILE
     rm $TEMPFILE
 }
 

build.gradle

@@ -269,7 +269,7 @@ pitest {
     // As Java unit tests are pretty pointless in our case, this maybe makes not much sense.
     mutationThreshold = 71
     coverageThreshold = 57
-    testStrengthThreshold = 99
+    testStrengthThreshold = 88
 
     outputFormats = ['XML', 'HTML']
     timestampedReports = false