add option to save settings and to check their existence
format everything
Merge remote-tracking branch 'upstream/master'

Conflicts:
	include/gtorrent/Torrent.hpp
fix a lot of things in settings
do not parse empty lines
Merge pull request #65 from IGI-111/master

Config File Management
remove debug output
remove Core::getDefaultSavePath()
Merge branch 'master' of github.com:IGI-111/gtorrent-core
Merge pull request #66 from IGI-111/master

Remove Core::getDefaultSavePath()
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