Merge pull request #17 from ik5/hotfix/dependeicies

fixing dependencies vulnerability

Merge pull request #15 from ik5/devel/hex

basic hex functions

Merge pull request #14 from ik5/devel/is_charset

starting of charset comparison

Merge pull request #13 from ik5/devel/clear_chars

Devel/clear chars

Merge pull request #12 from ik5/devel/optimize_regex

moved regex to external variable - compile once at bootstrap, use any time...

Merge pull request #11 from ik5/deve/range

look at a string and return true if it is just a number and in a give…

Merge pull request #9 from ik5/devel/uuid

added support for uuid

added go module

Merge pull request #8 from ik5/devel/copy_range

support of coping content of a utf8 multi-byte strings as with normal slices

truncating strings