Update version numbers to 3.10.1

Merge pull request sqlitebrowser#1091 from bssthu/master

Update Chinese translation

Update version number to 3.9.200, which we're using for 3.10.0-beta2

Update translation files for our translators

Adjust installation directory & package icon file

Update Arabic Translation for 3.9.0 release

Update shortcut name on Windows

Update internal version number for OSX to 3.8.0 as well

3.7.0 release

Update French translation