Merge pull request #12 from pajakgdynia/master

TCX files, journal and stuff
Merge pull request #13 from pajakgdynia/master

New "readers" are necessary to be built (.rlv, .trn). "Time" trainings are to be handled correctly.
Merge pull request #16 from pajakgdynia/master

Handling .TRN trainings
Merge branch 'master' of https://github.com/pajakgdynia/wattzap
Command file reading