ExecCmd, put close of streams in final block

Use fully qualified uris, otherwise potentially the doc security could prevent script from resolving.

Added new class ExecCmd, this class flushes io from execed programs (ensures they do not hang), Register modified to use ExecCmd. Installer works on windows again.

overwrite needed.

targets.

each time action is executed.

IssueZilla 10661 - Pop up dialog requesting Office installation path on first execution of the module.

Added changes to insert location information to script uri, also new code to dynamically determine the languages available for framework.

Changes to support resolution, getImplemetations now uses all of the info in the query uri to get best match from storage (previously only logical name was used). Also fixed bug in ScriptURI.cxx, wrong delimiter used to parse uri