v0.3.4 : more traceam.h features, like a stop-watch

At least just a release with tiny changes.
In lnkdlst only for the "auto-mem-functions" group 3 more convenient functions inserted.
traceam main changes:
- new feature "DCLTRC_tstStopWatch* dcltrc_cr_stopwatch()" -> lets you create multiple Stop-Watches to get timings
- added in hex-converter feature: function convert(); with this function one ~C-obj~ could be used for multiple bin->hex conversions.
- changed was the -default- timestamp-format for the DCLTRC-macros: now in decimal, is using DCLTRC_INCLUDE_TIME (1).
This release is in main used for the new TOTimer release.
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At least one word for people who uses this : If you found any issues or have some parts of ungood realization, pls. let me know about this. Also if you had already patches (inkl. base-version info, if possible).