Update dependencies

Author: rubengees

gradle/versions.gradle

@@ -2,9 +2,9 @@ ext {
     version = "5.1.1"
     group = "com.github.proxer"
 
-    gradleVersion = "6.2.1"
+    gradleVersion = "6.3"
 
-    kotlinVersion = "1.3.61"
+    kotlinVersion = "1.3.71"
     dokkaVersion = "0.9.18"
 
     jacocoVersion = "0.8.5"
@@ -14,13 +14,13 @@ ext {
     gradleVersionsPluginVersion = "0.28.0"
     buildConfigPluginVersion = "1.1.8"
 
-    retrofitVersion = "2.7.1"
+    retrofitVersion = "2.8.1"
     okHttpVersion = "4.4.0"
-    okioVersion = "2.4.3"
+    okioVersion = "2.5.0"
     moshiVersion = "1.9.2"
     moshiLazyAdaptersVersion = "2.2"
 
-    junitVersion = "5.6.0"
+    junitVersion = "5.6.1"
     concurrentUnitVersion = "0.4.6"
     kluentVersion = "1.60"
     mockkVersion = "1.9.3"

gradle/wrapper/gradle-wrapper.jar

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists