TMC: - the output of the number of requested Markov chain elements is
       corrected
- the analysis output file unit is corrected
- the missing headers in the master and analysis file are added
- the file description is added for the case of using (-o option)


git-svn-id: svn://svn.code.sf.net/p/cp2k/code/trunk@13237 bac0169d-1eea-4375-b5f6-f89d2ced9994