v1.4.2 Windows Installer

This is XMerge v1.4.2

Changes in v1.4.1:
Added support for a '-u' commandline parameter to support unattended merging by pointing to an existing LastXMerge.ini file.

Changes in v1.4.2:
1. Add two new commandline parameters:
-x turns off .xlsx output.
-c turns on .csv output.
2. Added checkboxes to allow output format change.
3. Resolved issue when input filenames are the same.