* add the content of the benchmark buildup test

* add the benchmark description.

* remove tailing white space.

* fix the table format.

* fix figures

* linking the figures

* add input files to the Test data

* move input files to the LFS

* minor language and format issues fixed

* add standard benchmark results.

* activate the test

* correct the file name.

* fixing two issues raised by WW.
1) Fixing typo in the benchmark document;
2) Only print out the necessary time step for comparison.