Added buildToolsVersion

Author: Lezh1k

build.gradle

@@ -22,6 +22,7 @@ allprojects {
             url "https://maven.google.com"
         }
         jcenter()
+        google()
     }
 }
 

madlocationmanager/build.gradle

@@ -2,8 +2,13 @@ apply plugin: 'com.android.library'
 apply plugin: 'com.github.dcendents.android-maven'
 group='com.github.maddevsio'
 
+ext {
+    supportLibraryVersion = "26.1.0"
+}
+
 android {
     compileSdkVersion 26
+    buildToolsVersion "${supportLibraryVersion}"
     defaultConfig {
         minSdkVersion 18
         targetSdkVersion 26
@@ -23,10 +28,6 @@ android {
 
 }
 
-ext {
-    supportLibraryVersion = "26.1.0"
-}
-
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])