fix metadata injector
update dispersy pointer
add per-community packet percentage
Merge pull request #801 from egbertbouman/small_fixes

Small fixes
Merge pull request #800 from LipuFei/community_walk

Add per-community packet percentage statistics
Merge pull request #799 from LipuFei/fix_metadata_next

Fix metadata injector
fix a segfault problem in swift
Don't use CallAfter in startDownloadFromUrl if it's not needed
Merge pull request #805 from egbertbouman/unittest_fix

Trying to fix unit test
Less strict limiter for exit socket
Update dispersy ref
Merge pull request #807 from egbertbouman/less_strict_limiter

Less strict exit socket limiter
Merge pull request #803 from LipuFei/fix_swift

fix a segfault problem in swift
Merge pull request #808 from egbertbouman/less_strict_limiter

Update dispersy ref