Fix compilation errors

Author: adriangl

app/build.gradle

@@ -79,7 +79,7 @@ android {
 
     buildTypes {
         debug {
-            signingConfig signingConfigs.localRelease
+            //signingConfig signingConfigs.localRelease
         }
 
         release {

gradle/properties_utils.gradle

@@ -1,21 +1,3 @@
-/*
- * Copyright (C) 2021 HyperDevs
- *
- * Copyright (C) 2019 BQ
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
 /**
  * Utility method that loads a Properties object from a given file name.
  *