Using fullnode api when get btt tx status.

[laipogo]

1. Using fullnode api when get btt tx status.
2. cherry-pick 3a5d75 add syncing hosts mode

[codecov]

Codecov Report

Merging #997 (04e9756) into master (f1d942e) will decrease coverage by 0.71%.
The diff coverage is 15.78%.

@@            Coverage Diff             @@
##           master     #997      +/-   ##
==========================================
- Coverage   11.62%   10.91%   -0.72%     
==========================================
  Files         151      151              
  Lines       13253    13163      -90     
==========================================
- Hits         1541     1437     -104     
- Misses      11403    11449      +46     
+ Partials      309      277      -32     

Impacted Files	Coverage Δ
cmd/btfs/daemon.go	0.00% <ø> (ø)
core/commands/tron.go	0.00% <0.00%> (ø)
core/hub/sync.go	0.00% <0.00%> (ø)
core/wallet/tron.go	2.20% <18.75%> (-38.87%)	⬇️
core/builder.go	48.57% <0.00%> (-5.72%)	⬇️
core/wallet/transaction.go	0.00% <0.00%> (-2.52%)	⬇️
...commands/storage/upload/upload/dc_repair_router.go	0.00% <0.00%> (ø)
core/corehttp/gateway_handler.go	42.85% <0.00%> (+0.19%)	⬆️

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