[linearelliptic.problems] added visualization of diffusion tensor
[examples.linearelliptic.spe10model1] updated includes
[linearelliptic...OS2014] updated names

* renamed problem   OS2014           -> OS2014::ParametricESV2007
* renamed test case OS2014           -> OS2014::ParametricConvergence
* renamed test case OS2014Multiscale -> OS2014::ParametricBlockConvergence
[linearelliptic.testcases.spe10] updated names

* renamed Spe10Model1Base       -> Spe10::Model1Base
* renamed Spe10Model1Multiscale -> Spe10::BlockModel1
[test.linearelliptic-swipdg] updated

* use new framework
* added guards
[test.linearelliptic-block-swipdg-expectations] use gtest expectaion macros
[test.linearelliptic-block-swipdg-expectations] added expected results
[test.linearelliptic-swipdg] updated expected results
[test.linearelliptic-swipdg] whitespace
[test.linearelliptic-block-swipdg] update

* use new testing framework
* add proper guards
[cmake] add infrastructure for test_linearelliptic-block-swipdg
[test.linearelliptic-block-swipdg] properly guard the extern template...
[test.OS2014-FVCA7-Poster] update

* use new testing framework
* only print energy norm and estimator
* add proper guards
[cmake] added infrastructure for test_OS2014-FVCA7-poster
[cmake] some fixes

* move isystem includes before subdirs
* guard gridtype definition
* add -D${GRIDTYPE}
[examples.linearelliptic.cg] minor update
[examples.linearelliptic.cg] updated bindings
[cmake] whitespace
[linearelliptic.problems.thermalblock] fixed unsafe integer conversion
[examples.linearelliptic.swipdg] updated