revert >> issues: #17

[taneg]

under windows operating system error path like : file:/C:/xx....

[codecov-io]

Codecov Report

Merging #56 into master will increase coverage by <.01%. The diff coverage is 0%.

@@             Coverage Diff              @@
##             master      #56      +/-   ##
============================================
+ Coverage     34.51%   34.52%   +<.01%     
- Complexity     1325     1326       +1     
============================================
  Files           215      215              
  Lines         13908    13908              
  Branches       1135     1135              
============================================
+ Hits           4801     4802       +1     
  Misses         8784     8784              
+ Partials        323      322       -1

Impacted Files	Coverage Δ	Complexity Δ
.../com/alibaba/metrics/os/utils/SystemInfoUtils.java	0% <0%> (ø)	0 <0> (ø)	:arrow_down:
...om/alibaba/metrics/reporter/opentsdb/OpenTsdb.java	56.52% <0%> (+2.17%)	7% <0%> (+1%)	:arrow_up:

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