Minimal versions updates.

app/build.gradle

@@ -133,7 +133,7 @@ dependencies {
     implementation 'com.github.stkent:amplify:2.1.0'
 
     // Drawer
-    implementation 'co.zsmb:materialdrawer-kt:1.3.5'
+    implementation 'co.zsmb:materialdrawer-kt:1.3.7'
     implementation 'com.anupcowkur:reservoir:3.1.0'
 
     // Themes

build.gradle

@@ -2,8 +2,8 @@
 
 buildscript {
     ext {
-        kotlin_version = '1.2.31'
-        android_version = '27.1.1'
+        kotlin_version = '1.2.51'
+        android_version = '28.0.0'
     }
     repositories {
         jcenter()
@@ -13,7 +13,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.4'
+        classpath 'com.android.tools.build:gradle:3.2.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Tue Mar 27 19:14:12 CEST 2018
+#Tue Sep 25 20:41:54 CEST 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip