Expanded the alignment tensor object.
The 'tensor' and 'tensor_diag' objects are no more. New structures include: A A_5D A_diag eigvals S S_5D S_diag P P_5D P_diag
'Aii_unit', where i is one of x, y, or z has been renamed to 'unit_i'. 'rotation' has been renamed to 'R'.
Authored by: bugman 2009-12-04
Parent: [r10054]
Child: [r10056]
