Add .zip file support

[LinuxSuRen]

fix #164

[codecov]

Codecov Report

Merging #168 (36da878) into master (38d64ee) will decrease coverage by 0.51%.
The diff coverage is 28.94%.

@@            Coverage Diff             @@
##           master     #168      +/-   ##
==========================================
- Coverage   16.72%   16.21%   -0.52%     
==========================================
  Files          24       28       +4     
  Lines        1333     1468     +135     
==========================================
+ Hits          223      238      +15     
- Misses       1090     1210     +120     
  Partials       20       20              

Flag	Coverage Δ
unittests	16.21% <28.94%> (-0.52%)	⬇️

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Impacted Files	Coverage Δ
pkg/compress/xz.go	4.16% <ø> (ø)
pkg/installer/process.go	0.00% <0.00%> (ø)
pkg/compress/zip.go	7.14% <7.14%> (ø)
pkg/compress/types.go	39.13% <100.00%> (ø)
pkg/compress/gzip.go	4.54% <0.00%> (ø)

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