move data into subdir

move content of data directory into subfolder 'wotstat' except
stat_config.json so '/script/client/mods/' contains less files
change image paths in config

change image paths to new subdir location
provide english version

provides a english version of 'stat_config.json' but compilation still
defaults to russian language
translation

still a partial translation though
Merge pull request #3 from psypanda/master

Translation