Prevent invalid SQL detection when keyword is part of something else

[Jenselme]

This could happen for instance when a string contained attachedField: attach was incorrectly detected as the start of some SQL. This resulted in a random word being highlighted and the Python syntax highlighting to be messed up.

[RadoslawDeska]

This single quote part of regex causes improper highlighting of parentheses when 'somestring' is used inside """ """ code:
WITHOUT the single quote option:

WITH the single quote option:

[RadoslawDeska]

I forked the project to improve on the thing as well as in Python print()

https://github.com/RadoslawDeska/better-python-string-sql-refined/