Some misc setting changes to have build rolling more smoothly

Author: murgo

Android/.idea/misc.xml

@@ -2,13 +2,13 @@ apply plugin: 'com.android.application'
 
 
 android {
-    compileSdkVersion 25
+    compileSdkVersion 27
     buildToolsVersion "28.0.3"
 
     defaultConfig {
         applicationId "fi.iki.murgo.irssinotifier"
         minSdkVersion 21
-        targetSdkVersion 25
+        targetSdkVersion 27
         versionCode 1
         versionName "1.0"
     }