check for project versions

Author: kuntajts

android/build.gradle

@@ -1,3 +1,7 @@
+def safeExtGet(prop, fallback) {
+    rootProject.ext.has(prop) ? rootProject.ext.get(prop) : fallback
+}
+
 buildscript {
   repositories {
     jcenter()
@@ -11,12 +15,12 @@ buildscript {
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.1"
+    compileSdkVersion safeExtGet('compileSdkVersion', 23)
+    buildToolsVersion safeExtGet('buildToolsVersion', "23.0.1")
 
     defaultConfig {
-        minSdkVersion 16
-        targetSdkVersion 22
+        minSdkVersion safeExtGet('minSdkVersion', 16)
+        targetSdkVersion safeExtGet('targetSdkVersion', 22)
         versionCode 1
         versionName "1.0"
     }
@@ -29,5 +33,5 @@ repositories {
 
 dependencies {
     compile "com.facebook.react:react-native:+"
-    compile group: 'com.zopim.android', name: 'sdk', version: '1.3.0.1'
+    compile group: 'com.zopim.android', name: 'sdk', version: '1.4.2'
 }