Remove unnecessary directories

[andresriancho]

root@b6f6b48985ac:/var/lib/tomcat7/webapps/wavsep# ls
Copy of WEB-INF  WEB-INF         WEB-INF - Copy  WEB-INF.rar  WEB-INF.zip  active-form-action-version  index-passive.jsp  passive
META-INF         WEB-INF (copy)  WEB-INF.7z      WEB-INF.tar  active       index-active.jsp            index.jsp          wavsep-install
root@b6f6b48985ac:/var/lib/tomcat7/webapps/wavsep#