Week 2 & 3 commits

[Ralf Habacker]

Hi Prasun,
> I have added command-line options by using the code from ibanchk.cc.
> Kindly take a look
> and suggest any changes.
>
Running  ctest -VV  after building from the build dir returned:

6: Test command:
/home/xxx/src/prasun-ktoblzcheck-gsoc2020-build/bin/benchmark
"--file=/home2/xxx/src/prasun-ktoblzcheck-gsoc2020/src/bankdata/bankdata.de.db"
"5"

6: Test timeout computed to be: 10000000
6: Oops, no bank data file was found in directory
"/usr/share/ktoblzcheck"! The ktoblzcheck library will not work.
6: Oops, no bank data file was found in directory
"/usr/share/ktoblzcheck"! The ktoblzcheck library will not work.
6/9 Test #6: benchmark ........................***Failed    0.01 sec
test 7
    Start 7: ibanchk_de


Seems that the --file option is  not used inside the benchmark test. 

Regards

Ralf