Better download balancing

Merge pull request #56 from xssnick/dw-balancer

v1.3.0

Adjusted piece sizes proposal for creation & set edge piece only when…

… data downloaded

Merge pull request #53 from XaBbl4/some_fixes

Fix incorrect reset number of fails when do ping operation

Removed unneded abs path on get piece

Updated tonutils-go

RLDP Improvements in tonutils-go

Deletion improvements

Fixed RLDP transfers leak and timeout & added optional profiling flag…

… pprof-addr

Fixed provider rate calc rounding cases for low amounts