enabling signing through enableSigning variable in local.properties

Author: Nakul Sabharwal

build.gradle

@@ -299,6 +299,7 @@ gradle.taskGraph.whenReady { taskGraph ->
         if (project.rootProject.file('local.properties').exists()) {
             Properties properties = new Properties()
             properties.load(project.rootProject.file('local.properties').newDataInputStream())
+            tasks.withType(Sign)*.enabled = properties.getProperty('enableSigning').toBoolean()
             allprojects { ext."signing.keyId" = properties.getProperty('signing.keyId') }
             allprojects { ext."signing.secretKeyRingFile" = properties.getProperty('signing.secretKeyRingFile') }
             allprojects { ext."signing.password" = properties.getProperty('signing.password') }