Change source to 1.8 and update dependency versions

Author: SalusaSecondus

pom.xml

@@ -43,7 +43,7 @@
       <dependency>
         <groupId>com.amazonaws</groupId>
         <artifactId>aws-java-sdk-bom</artifactId>
-        <version>1.11.315</version>
+        <version>1.11.380</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>
@@ -64,14 +64,14 @@
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.8.1</version>
+      <version>4.12</version>
       <scope>test</scope>
     </dependency>
 
     <dependency>
       <groupId>org.bouncycastle</groupId>
       <artifactId>bcprov-ext-jdk15on</artifactId>
-      <version>1.50</version>
+      <version>1.60</version>
       <scope>test</scope>
     </dependency>
 
@@ -114,8 +114,8 @@
         <artifactId>maven-compiler-plugin</artifactId>
         <version>3.1</version>
         <configuration>
-          <source>1.7</source>
-          <target>1.7</target>
+          <source>1.8</source>
+          <target>1.8</target>
         </configuration>
       </plugin>