Changelog:

Entirely rebuilt the tool in a GUI
Option to obfuscate custom classes on reobfuscate
Added option to change working directory
Changes to the look of command line version
Fixed unclosed resource streams
Changes the format of lib folder. Now it's lib/client and lib/server for client and server libraries respectfully
Added option to change target and source version of compilation
Plugin API and interface implementation
Patch creation task doesn't show an error if succeeded

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