Beta1 "Locale" - Feedback

[emyoulation]

Continuing the discussion from Gramps v5.2.0-beta1 released:

@Nick-Hall

Locale

• Extract win32 localatiztion to a new file win32locale.py.
• Fix minor PyLint complaints.
• Fix PyLint complaints about import statements.
• Remove deprecated locale.getdefaultlocale and locale.format functions.
• Extract translation classes from grampslocale.py
• Correct remaining pylint issues in maclocale.py
• Fix shadowed variables.
• Fix unnecessary parens.
• Fix unused variables.
• Fix pylint line-too-long.
• Remove unused numeric.
• Remove unused currency.
• Use msgctxt in Lexeme docstring.