These instructions are ONLY needed for releases prior to Release 5.0. Release 5.0 has re-implemented the UI support to avoid JSPs. This now means that a UPM install and upgrade is sufficient!
For releases 3.x and 4.x, JSPs must be installed in your JIRA installation directory in order for Clone Plus for Jira to work. Without following this step, users will see a 404 when selecting a clone plus action.
Tips for Standalone Install
The following are quick ways to copy the JSP to the right location when using the standard standalone install