Allow DHT traffic to pass through exit sockets
convert filepath to unicode using file system encoding
remove unused table and index
fix some pep8 problems and bugs in makeurl.py
update dispersy pointer
fix some pep8 problems in TrackerChecking
Merge pull request #880 from egbertbouman/dht_over_tunnel

Allow DHT traffic to pass through exit sockets
Merge pull request #884 from LipuFei/fix_sql_scripts

remove unused table and index
Merge pull request #882 from LipuFei/fix_win_unicode_path

convert filepath to unicode using file system encoding
Merge pull request #894 from LipuFei/pep8_and_bug_fixes

Pep8 and bug fixes
fix RSSParser
fix metadata injector
make FastI2I error messages more accurate
change metadata injector log level
add mid for candidates in debug frame

Conflicts:
	Tribler/Main/vwxGUI/DispersyDebugFrame.py
add debug prints for metadata bot
add debug command (print communities) for metadata bot
fix metadata injector
refactory a bit