use the same units for pressure output as for pressure input from the deck

before, the output was always metric, regardless of whether the deck
used metric or field units...
EclipseWriter: replace /= by unit::convert::to()

as insisted on by [at] bska
Merge pull request #651 from andlaus/EclipseWriter_use_deck_pressure_units

use the same units for pressure output as for pressure input from the deck
Chaning using the new interpolation for viscosity
Rewriting the d_mu_d_p for deadGas.
Updating the calculation of mu and dmudp for PvtDead.
A little more comment about B and b.
Avoid release mode warnings.

Variables only used in asserts have been removed, their content used
directly in the assert() instead.
Merge pull request #653 from atgeirr/fix-warnings

Avoid release mode warnings.
Changing the PvtLiveOil  to use 1/BV for viscosity.

Pssing the simple 2D test.
Finshing changing Pvt_liveGas

Remains to be verfied.
adapt the the table related API changes of opm-parser
SatFuncBase.hpp: convert DOS line endings to unix ones

i.e. \r\n -> \n
blackoil fluids test: add section markers to make EclipseState happy

this is necessary because tables now must be queried using
EclipseState instead of directly. This implies that EclipseState can
be instantiated in the first place...

TODO (?): allow EclipseState instatiation for decks without a grid.
Merge pull request #652 from andlaus/table_improvements

adapt the the table related API changes of opm-parser
Add disabling and reenabling header files.

The files check for compiler versions to avoid using incompatible
pragmas. Only enabled for gcc >= 4.6 and clang.
Refactor third-party warning suppression.

Use header files from opm/core/utility/platform_dependent instead of
build-system generated ones for suppressing warnings from dune or Eigen.
Add new headers.
Honor SILENCE_EXTERNAL_WARNINGS in suppression headers.
Remove header generation, add define for warning suppression.

Thanks to @akva2 for original patch.