Merge pull request ThalesGroup#48 from ThalesIgnite/fix-47

Allow multiple Contexts to use the same library

Merge pull request ThalesGroup#42 from cbroglie/cbroglie/friendly-con…

…figure-errors

Report which fields for selecting token were provided

Merge pull request ThalesGroup#40 from ThalesIgnite/v1-rewrite

V1 rewrite

Merge pull request ThalesGroup#33 from ThalesIgnite/31-Stop-generatin…

…g-labels-with-NUL-bytes-at-the-end

Generate 64 character hexadecimal labels