Made XPUI.nsh add the Plugin and Include directories relative to XPUI_SYSDIR to make detached installations work better.
; Ini file generated by the HM NIS Edit IO designer.
[Settings]
NumFields=3
Rect=1044
NextButtonText=Next
[Field 1]
Type=Label
Text=welcome
Left=-109
Right=-1
Top=-28
Bottom=-1
[Field 2]
Type=Label
Text=Welcome to the ExperienceUI for NSIS Update Wizard.
Left=3
Right=-1
Top=33
Bottom=41
[Field 3]
Type=Label
Text=Welcome. This program is used to update the ExperienceUI for NSIS.\r\nTo continue, click Next.
Left=3
Right=267
Top=52
Bottom=84