Some processes might require setup of the initial
conditions dependent variables in local assemblers.
The new interface allows such implementations.

 for the staggered coupling scheme

about getting the local solutions of an element.

Clang format run on near-the-header lines.

Happy New Year

 from the two classes of coupled term.

[Coupling] Changed the members of the coupled term,

 which only contains the solutions of the coupled equations.

pointer to StaggeredCouplingTerm

 coupled processes.

 for the staggered scheme.

See also "[PL] moved index computation to local assembler interface"
2d891b06 .