Bump Gradle version to fix bug; remove workaround for Bintray (PR #87)

Author: mockitoguy

gradle/shipkit.gradle

@@ -6,8 +6,8 @@ shipkit {
    gitHub.writeAuthToken = System.getenv("GH_WRITE_TOKEN")
 }
 
-subprojects {
-   afterEvaluate {
+allprojects {
+   plugins.withId("com.shipkit.bintray") {
        bintray {
            key = System.getenv("BINTRAY_API_KEY")
            user = System.getenv("BINTRAY_USER")

gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.5-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.2-all.zip