fix select typo

[leizhiyuan]

1. fix ConsistentHashLoadBalancer.sekectForKey(long hash) 是不是错别字了？ #72
2. optimize quickstart

[codecov-io]

Codecov Report

Merging #73 into master will decrease coverage by 0.04%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master      #73      +/-   ##
============================================
- Coverage     63.56%   63.52%   -0.05%     
+ Complexity      594      592       -2     
============================================
  Files           263      263              
  Lines         11294    11294              
  Branches       1887     1887              
============================================
- Hits           7179     7174       -5     
- Misses         3148     3151       +3     
- Partials        967      969       +2

Impacted Files	Coverage Δ	Complexity Δ
...sofa/rpc/client/lb/ConsistentHashLoadBalancer.java	77.35% <100%> (ø)	0 <0> (ø)	⬇️
...ent/aft/impl/ServiceHorizontalMeasureStrategy.java	83.65% <0%> (-2.89%)	22% <0%> (-1%)
...va/com/alipay/sofa/rpc/server/bolt/BoltServer.java	76.62% <0%> (-1.3%)	21% <0%> (-1%)
...ay/sofa/rpc/client/AllConnectConnectionHolder.java	52.51% <0%> (-0.28%)	0% <0%> (ø)

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[ujjboy]

No need to sleep here, you can use consumerConfig.setConnectTimeout(10000) (default is 3000) for waiting slow connection.

[leizhiyuan]

@ujjboy fixed