Merge pull request #88 from scalecube/revert-dependencies-to-jdk8

Reverted dependencies

Author: artem-v

pom.xml

@@ -55,15 +55,15 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <!-- plugins versions -->
-    <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
-    <maven-source-plugin.version>3.2.1</maven-source-plugin.version>
-    <maven-javadoc-plugin.version>3.2.0</maven-javadoc-plugin.version>
-    <maven-surefire-plugin.version>3.0.0-M1</maven-surefire-plugin.version>
+    <maven-compiler-plugin.version>3.7.0</maven-compiler-plugin.version>
+    <maven-source-plugin.version>3.0.1</maven-source-plugin.version>
+    <maven-javadoc-plugin.version>2.10.4</maven-javadoc-plugin.version>
+    <maven-surefire-plugin.version>2.22.0</maven-surefire-plugin.version>
     <maven-gpg-plugin.version>1.6</maven-gpg-plugin.version>
     <nexus-staging-maven-plugin.version>1.6.8</nexus-staging-maven-plugin.version>
-    <maven-release-plugin.version>3.0.0-M1</maven-release-plugin.version>
-    <maven-enforcer-plugin.version>3.0.0-M3</maven-enforcer-plugin.version>
-    <maven-pmd-plugin.version>3.13.0</maven-pmd-plugin.version>
+    <maven-release-plugin.version>2.5.3</maven-release-plugin.version>
+    <maven-enforcer-plugin.version>3.0.0-M1</maven-enforcer-plugin.version>
+    <maven-pmd-plugin.version>3.10.0</maven-pmd-plugin.version>
     <maven-checkstyle-plugin.version>3.0.0</maven-checkstyle-plugin.version>
     <maven-jar-plugin.version>3.2.0</maven-jar-plugin.version>
     <maven-dependency-plugin.version>3.1.2</maven-dependency-plugin.version>
@@ -204,11 +204,6 @@
         <plugin>
           <artifactId>maven-surefire-plugin</artifactId>
           <version>${maven-surefire-plugin.version}</version>
-          <configuration>
-            <argLine>
-              --illegal-access=permit
-            </argLine>
-          </configuration>
         </plugin>
         <plugin>
           <groupId>org.jacoco</groupId>