ODF 1.2 section 19.145 says 'If a moveto is followed by multiple
pairs of coordinates, they are treated as lineto.' The patch does
this on import.

Change-Id: Ib493ca49288cdb2d34b7ee801bd052281617d2e8
Reviewed-on: https://gerrit.libreoffice.org/66888
Tested-by: Jenkins
Reviewed-by: Regina Henschel <rb.henschel@t-online.de>