build: update versions (#115)

Author: smyrick

example/pom.xml

@@ -59,12 +59,17 @@
     </developers>
 
     <properties>
+        <!-- Project versions -->
         <java.version>1.8</java.version>
         <kotlin.version>1.3.11</kotlin.version>
-        <junit.version>4.12</junit.version>
+
+        <!-- Dependency Versions -->
         <graphiql.version>5.0.2</graphiql.version>
         <graphql-kotlin.version>0.0.29-SNAPSHOT</graphql-kotlin.version>
         <graphql-servlet.version>6.1.2</graphql-servlet.version>
+
+        <!-- Test Dependency Versions -->
+        <junit.version>4.12</junit.version>
     </properties>
 
     <build>
@@ -142,7 +147,7 @@
         </dependency>
       <dependency>
         <groupId>org.jetbrains.kotlin</groupId>
-        <artifactId>kotlin-stdlib-jdk8</artifactId>
+        <artifactId>kotlin-stdlib</artifactId>
         <version>${kotlin.version}</version>
       </dependency>
       <dependency>

pom.xml

@@ -72,23 +72,24 @@
     <properties>
         <!-- Project Versions -->
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-
-        <graphql-java.version>11.0</graphql-java.version>
-
-        <!-- kotlin -->
         <kotlin.version>1.3.11</kotlin.version>
-        <kotlin-detekt.version>1.0.0-RC12</kotlin-detekt.version>
-        <kotlin-ktlint.version>0.29.0</kotlin-ktlint.version>
 
         <!-- Dependency Versions -->
         <reflections.version>0.9.11</reflections.version>
+        <graphql-java.version>11.0</graphql-java.version>
+        <jackson-module-kotlin.version>2.9.8</jackson-module-kotlin.version>
 
         <!-- Test Dependency Versions -->
-        <mockk.version>1.8.9.kotlin13</mockk.version>
-        <junit-jupiter.version>5.3.1</junit-jupiter.version>
+        <mockk.version>1.8.13.kotlin13</mockk.version>
+        <junit-jupiter.version>5.3.2</junit-jupiter.version>
+        <rxjava.version>2.2.4</rxjava.version>
 
         <!-- Build Plugin Versions -->
         <surefire-plugin.version>2.22.1</surefire-plugin.version>
+        <kotlin-detekt.version>1.0.0-RC12</kotlin-detekt.version>
+        <kotlin-ktlint.version>0.29.0</kotlin-ktlint.version>
+        <dokka-maven-plugin.version>0.9.17</dokka-maven-plugin.version>
+        <jacoco-maven-plugin.version>0.8.2</jacoco-maven-plugin.version>
     </properties>
 
     <pluginRepositories>
@@ -106,7 +107,7 @@
             <plugin>
                 <groupId>org.jetbrains.dokka</groupId>
                 <artifactId>dokka-maven-plugin</artifactId>
-                <version>0.9.17</version>
+                <version>${dokka-maven-plugin.version}</version>
                 <executions>
                     <execution>
                         <phase>prepare-package</phase>
@@ -226,7 +227,7 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
-                <version>0.8.2</version>
+                <version>${jacoco-maven-plugin.version}</version>
                 <executions>
                     <execution>
                         <goals>
@@ -269,7 +270,13 @@
         <dependency>
             <groupId>com.fasterxml.jackson.module</groupId>
             <artifactId>jackson-module-kotlin</artifactId>
-            <version>2.9.3</version>
+            <version>${jackson-module-kotlin.version}</version>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.jetbrains.kotlin</groupId>
+                    <artifactId>kotlin-reflect</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.jetbrains.kotlin</groupId>
@@ -282,11 +289,17 @@
             <artifactId>mockk</artifactId>
             <version>${mockk.version}</version>
             <scope>test</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.jetbrains.kotlin</groupId>
+                    <artifactId>kotlin-reflect</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>io.reactivex.rxjava2</groupId>
             <artifactId>rxjava</artifactId>
-            <version>2.1.0</version>
+            <version>${rxjava.version}</version>
             <scope>test</scope>
         </dependency>
         <dependency>