Provide static analysis tool to generate/maintain localized strings files

[revetkn]

It would be nice to have a tool that scans source code for instances of strings.get("...") and uses that to generate/diff/etc. localized strings files.

Might be useful:

• https://github.com/javaparser/javaparser
• https://github.com/javaparser/javasymbolsolver

[revetkn]

Oops, 63a2d58 was really for issue #5