4.0.0 war 1.0-SNAPSHOT com.example.appengine appengine-sendgrid appengine-doc-samples com.google.cloud 1.0.0 .. javax.servlet servlet-api 2.5 jar provided com.sendgrid sendgrid-java 2.2.2 ${project.build.directory}/${project.build.finalName}/WEB-INF/classes com.google.appengine appengine-maven-plugin ${appengine.sdk.version} org.apache.maven.plugins 3.3 maven-compiler-plugin 1.7 1.7