add block number in logs

[ucwong]

No description provided.

[codecov]

Codecov Report

Merging #1385 (5417e5c) into master (207b125) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #1385      +/-   ##
==========================================
+ Coverage   51.69%   51.70%   +0.01%     
==========================================
  Files         462      462              
  Lines       58265    58266       +1     
==========================================
+ Hits        30118    30127       +9     
+ Misses      25859    25854       -5     
+ Partials     2288     2285       -3     

Impacted Files	Coverage Δ
core/state/statedb.go	52.28% <100.00%> (+0.09%)	⬆️
core/state_processor.go	70.14% <100.00%> (ø)
rpc/ipc.go	68.75% <0.00%> (-12.50%)	⬇️
rpc/client.go	85.43% <0.00%> (-1.00%)	⬇️
core/txpool/txpool.go	72.58% <0.00%> (-0.97%)	⬇️
ctxc/filters/api.go	50.66% <0.00%> (-0.67%)	⬇️
trie/proof.go	75.45% <0.00%> (-0.31%)	⬇️
p2p/server.go	66.35% <0.00%> (ø)
ctxc/downloader/downloader.go	77.17% <0.00%> (+0.20%)	⬆️
ctxc/downloader/queue.go	80.46% <0.00%> (+0.46%)	⬆️
... and 7 more