Adds Platform#current and tests
Updates minitest

Not sure why this very old version was used
Enables test with stub

This was only added in minitest v3.0.0
Merge pull request #10 from joren/bug/stub-test

Bug/stub test
Adds Platform#to_s
Adds Bisu::VulnerabilityParser
Includes VulnerabilityParser in requires
WIP
Fixes vulnerability_parser tests and filename
Adds first version of VulnerabilitiesParser
Merge pull request #13 from openminds/feature/vulnerability-parser

Feature/vulnerability parser
Tests #vulnerabilities rather than #parse_vulnerabilities
Adds Package class
Adds Package#initialize
Renames Bisu::VulnerabiliyParser to Bisu::VulnerabilityParser::Debian
Uses strings for Package.platform
Adds Platform#vulnerability_parser that returns the correct parser class
Adds Platform#vulnerabilities, removes #vulns from the Parser class
Adds BISU_ENV env variable to test_helper
Adds development dependency on mocha