Move struct FileMetaData into separate file
Summary:
Move xliffextractor.* and poextractor.* into src/metadata/
These files are not specific to project/ , they are only about
extraction of metadata into struct FileMetaData.
Update includes
projectmodel: Move FileMetaData operator overloads into filemetadata.*
Test Plan: it compiles
Reviewers: sdepiets
Reviewed By: sdepiets
Differential Revision: https://phabricator.kde.org/D21753