Sano updates

[apriha]

Merge several updates from Sano Genetics:

• Detect deduced chip array
• Filter low quality SNPs
• Simplify implementation of reading and writing
• Refactor output
• Add ability to prefix chromosomes in VCF output

[codecov[bot]]

Codecov Report

Merging #162 (eba050e) into develop (d852547) will increase coverage by 0.23%. The diff coverage is 97.94%.

@@             Coverage Diff             @@
##           develop     #162      +/-   ##
===========================================
+ Coverage    93.36%   93.60%   +0.23%     
===========================================
  Files            8        8              
  Lines         1597     1735     +138     
  Branches       325      337      +12     
===========================================
+ Hits          1491     1624     +133     
- Misses          56       62       +6     
+ Partials        50       49       -1     

Impacted Files	Coverage Δ
src/snps/io/reader.py	93.49% <50.00%> (-0.57%)	:arrow_down:
src/snps/utils.py	90.36% <83.33%> (+0.36%)	:arrow_up:
src/snps/io/writer.py	87.40% <94.44%> (+0.11%)	:arrow_up:
src/snps/resources.py	94.82% <100.00%> (+0.64%)	:arrow_up:
src/snps/snps.py	96.46% <100.00%> (+0.51%)	:arrow_up:

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