Fixes the circleci issue

The new gradle loading of missing android build tool dependencies is now implemented as a fallback

Author: Desnoo

circle.yml

@@ -2,16 +2,18 @@ machine:
   java:
     version: openjdk8
   environment:
+    ANDROID_HOME: /usr/local/android-sdk-linux
     GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx2048m -XX:+HeapDumpOnOutOfMemoryError"'
 
 dependencies:
   cache_directories:
-    - /usr/local/android-sdk-linux/extras/android/m2repository
-    - /usr/local/android-sdk-linux/extras/google/m2repository
-    - /usr/local/android-sdk-linux/platforms/android-25
-    - /usr/local/android-sdk-linux/build-tools/25.0.0
-    - /usr/local/android-sdk-linux/platform-tools
+    - $ANDROID_HOME/extras/android/m2repository
+    - $ANDROID_HOME/extras/google/m2repository
+    - $ANDROID_HOME/platforms/android-25
+    - $ANDROID_HOME/build-tools/25.0.0
+    - $ANDROID_HOME/platform-tools
   pre:
+    - cp -r ./licenses $ANDROID_HOME
     - if [ $(grep -q "Revision=39.0.0" $ANDROID_HOME/extras/android/m2repository/source.properties) ] ; then echo y | android update sdk --no-ui --all --filter "extra-android-m2repository" ; fi
     - if [ $(grep -q "Revision=38" $ANDROID_HOME/extras/google/m2repository/source.properties) ] ; then echo y | android update sdk --no-ui --all --filter "extra-google-m2repository" ; fi
     - if [ ! -e $ANDROID_HOME/platforms/android-25 ] ; then echo y | android update sdk --no-ui --all --filter "android-25" ; fi
@@ -34,4 +36,4 @@ test:
     - mkdir $CIRCLE_ARTIFACTS/javadoc
     - cp -r library/build/outputs/lint-results-debug.* $CIRCLE_TEST_REPORTS/lint
     - cp -r library/build/outputs/androidTest-results/* $CIRCLE_TEST_REPORTS
-    - cp -r library/build/docs/javadoc/* $CIRCLE_ARTIFACTS/javadoc
+    - cp -r library/build/docs/javadoc/* $CIRCLE_ARTIFACTS/javadoc

licenses/android-sdk-license

@@ -0,0 +1 @@
+8933bad161af4178b1185d1a37fbf41ea5269c55

licenses/android-sdk-preview-license

@@ -0,0 +1 @@
+504667f4c0de7af1a06de9f4b1727b84351f2910