learnrust 0.1.0

the only purpose for this package for try cargo publish
Documentation 
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THIS IS FOR INTEGRATION TESTING, test folder hmm interesting

note :
- kalau nambah file di tests , dikira nya jadi 1 test file lagi,
  akan tetapi bila kita simpan common method yg kita punya
  didalam 1 module maka hasilnya akan benar