Math, ReaderWriter and Runner format slightly improved.

Added a Server Utility Package that provides a Server,
a Multi-Client-Server and
a Client for those Servers
deleted .class-files
.gitignore adapted
only tab indent
Merge pull request #1 from alph4/patch-1

only tab indent
Line Separator improved
Merge pull request #1 from Gram21/master

GIEF plz