Exclude not needed artifacts from shaded jar

Change-Id: I45379284b24a1486834c57aa90e7f42095ca59ce

pom.xml

diff --git a/pom.xml b/pom.xml
index cd18d7c..af165e1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -156,6 +156,11 @@
               <exclude>org.slf4j:*</exclude>
               <exclude>com.google.guava:*</exclude>
               <exclude>org.eclipse.jgit:*</exclude>
+              <exclude>log4j:*</exclude>
+              <exclude>com.google.code.gson:*</exclude>
+              <exclude>com.googlecode.javaewah:*</exclude>
+              <exclude>com.jcraft:*</exclude>
+              <exclude>javax.servlet:*</exclude>
             </excludes>
           </artifactSet>
           <transformers>