Unicode Library access to Names and Annotations

If the library exists, then return the official name and annotations as
given by Unicode NameList.txt
Fix typos ('recevied' and 'the an')
Update Ukrainian translation
Merge pull request #507 from yurchor/master

Fix two minor typos and update Ukrainian translation
Unicode Library access to Names and Annotations (html documentation)

Update scripting-alpha.html to include 2 new unicode functions.
Merge pull request #505 from JoesCat/UnicodeLib_NativeScripting

Unicode lib native scripting