update target sdk

app/build.gradle

@@ -1,13 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
-
+    compileSdkVersion 29
-    compileSdkVersion 28
     buildToolsVersion '28.0.3'
 
     defaultConfig {
         minSdkVersion 19
-        targetSdkVersion 28
+        targetSdkVersion 29
 
         versionCode 175
         versionName '1.3.1'
@@ -60,10 +59,11 @@ dependencies {
     implementation 'com.afollestad.material-dialogs:core:0.9.6.0'
     implementation 'com.afollestad.material-dialogs:commons:0.9.6.0'
     implementation 'com.afollestad:material-cab:0.1.12'
+
     implementation 'com.github.ksoichiro:android-observablescrollview:1.6.0'
     implementation 'com.heinrichreimersoftware:material-intro:1.6'
-    implementation 'me.zhanghai.android.materialprogressbar:library:1.4.2'
     implementation 'com.h6ah4i.android.widget.advrecyclerview:advrecyclerview:0.11.0'
+    implementation 'com.anjlab.android.iab.v3:library:1.0.44'
 
     implementation 'com.jakewharton:butterknife:10.1.0'
     annotationProcessor 'com.jakewharton:butterknife-compiler:10.1.0'
@@ -73,7 +73,6 @@ dependencies {
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'com.google.android.material:material:1.1.0'
 
-    implementation 'com.anjlab.android.iab.v3:library:1.0.44'
     implementation 'com.github.bumptech.glide:glide:3.8.0'
     implementation 'com.github.bumptech.glide:okhttp3-integration:1.5.0'
 

build.gradle

@@ -15,7 +15,7 @@ allprojects {
         google()
         jcenter()
         maven {
-            url "https://jitpack.io"
+            url 'https://jitpack.io'
         }
     }
 }