Add the shape function order to ProcessVariable class

docker.image('ogs6/gcc-gui:latest')# Please enter the commit message for your changes. Lines starting

This should fix crashes on Jenkins caused by long console log and
Doxygen warnings parser. See
https://issues.jenkins-ci.org/browse/JENKINS-7178

[Jenkins] Necessary changes for recent Jenkins

Before for each build one slot on Jenkins master was blocked. Now
everything happens on the slave nodes.

[PCS] set the shape function order from config assuming all the primary variables use the same order

[Test] Added two large size tests for liquid flow process

Liquid flow process

Where g is the gravitational acceleration.

With this improvement, the if-condition for isotropic anisotropic
is moved outside the integration loop.

and gravitational_term

one variable name, and made some other minor improvements
according to the comments by Dima and Tom.

rebased the data repository.

and made some other minor changes.