Revert "Travis-CI: Try again"

This reverts commit 8521d57fe5fadaed3d77489d3b569e57d1ea5fe8.
diff --git a/app/build.gradle b/app/build.gradle
index 3d64ee1..86e383e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -7,13 +7,13 @@
 }
 
 android {
-    compileSdkVersion 23
+    compileSdkVersion 22
     buildToolsVersion "22.0.1"
 
     defaultConfig {
         applicationId "bliss.about"
         minSdkVersion 22
-        targetSdkVersion 23
+        targetSdkVersion 22
         versionCode 6
         versionName "6.0.1"
     }