- reformatted output

- added logog library instructions

[SimpleTests/MatrixTests/CMakeLists.txt]
- added linking MatVecMultPerm with logog lib

Signed-off-by: Thomas Fischer <thomas.fischer@ufz.de>

- added custom formatter for logog lib

[file SimpleTests/MatrixTests/MatVecMultPerm.cpp]
- added information for command line interface
- commented out possibility to write permuted matrix to file

- switched format specifiers for LOGOG

[file SimpleTest/MatrixTests/MatVecMultPerm.cpp]
- using TCLAP library to parse command line

- binarySearch
- class CPUTime
- class RunTime
- methods/functions from DateTools.{h,cpp}

changes in GeoLib and in SimpleTests folder results from changing the namespace

added more documentation to quicksort
added class CRSMatrixReordered
first version of nested dissection based on metis is now working