fix relative path in portable mode
fix relative path in portable mode

tagspaces/tagspaces,tagspaces/tagspaces,cbop-dev/tagspaces,cbop-dev/tagspaces,tagspaces/tagspaces,cbop-dev/tagspaces,tagspaces/tagspaces,tagspaces/tagspaces,tagspaces/tagspaces,tagspaces/tagspaces,tagspaces/tagspaces