cross field computataion ok in 2D
high order tools bugs fixed
wing-spline is now a correct geometry
meshing in two passes is now permitted (like in bamg)

- fixed MED node ordering
- polished 64 bit Cocoa Mac OS X FLTK version
- updated copyright

better quad meshing

fixed newton in DG

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in GUI to avoid flood of messages on mailing list (thx to Dave for this)

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- moved GUI to FlGui + added experimental QGui to test Qt

- fixed most MSVC and gcc compiler warnings

- converted some remaining tabs to whitespace (that's why the patch is
  so large; please try to remember to indent with 2 spaces and not
  tabs when you commit stuff to CVS)

- merged modified patch from Konstantinos Poulios to allow saving
  physical/partition as element tags in mesh formats that don't
  support them natively

Fixed error in line curvatures

- fix bb computation to avoid model jumping around when adding points in z=0 plane
- pass interpol matrices as ref

reparametrization through harmonic maps enhanced

geom entities