Add generalized derivative and local-to-global adapter to handle the global derivatives uniformly

See merge request !58

allow current directory for output and make it default

See merge request !63

do not overwrite dirichlet node classification when iterating over intersections

See merge request !62

Added missing file BackupRestor.hpp to CMakeLists

See merge request !60

change AMDiS::init to Environment in BackupRestoreTest

See merge request !59

corrected solver creator for istl solvers and preconditioners

See merge request !56

allo parallel execution of backup-restore tests

See merge request !57

Backup and restore facilities

See merge request !38

add static size information for Eigen matrix type

See merge request !50

add traits for testing whether something is a template or a type and add enable_if_all

See merge request !54

add hybrid utility SwitchCases for dynamic and static dispatching

See merge request !51

add fake container-like datastructure with all no-op

See merge request !52

Add explicit return type for lambdas

See merge request !48

replace deprecated AMDiS::init and finalize with Environment

See merge request !49

add traits to test whether a dune matrix/vector has only one component

See merge request !53

allow proxies to be passed to the assigner classes as output argument

See merge request !55