completely new written snuvi script interpreter

Kajetan Johannes Hammerle c950deb271 sgoto with invalid label is logged correctly %!s(int64=3) %!d(string=hai) anos
src c950deb271 sgoto with invalid label is logged correctly %!s(int64=3) %!d(string=hai) anos
test 152fc6bd42 bugfixes %!s(int64=4) %!d(string=hai) anos
.gitignore 152fc6bd42 bugfixes %!s(int64=4) %!d(string=hai) anos
build.xml 152fc6bd42 bugfixes %!s(int64=4) %!d(string=hai) anos