Update gulp-alex to version 3.0.0 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

gulp-alex just published its new version 3.0.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of gulp-alex – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

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The new version differs by 32 commits .

• f0491a6 chore(release): bump version to 3.0.0
• 7900fc0 docs(readme): update example code style to match eslint
• 076d204 docs(readme): remove code climate badge
• 8ba0aa8 docs(readme): add Alex Config section
• b12e913 refactor(reporter): add default param for clarity
• 844bc11 feat(src): add support for alex config in package
• 7a99357 chore(tests): stub find-up for all tests
• 1379b0a style(src): alphabetize imports
• ff5ade6 fix(test): use pinkie-promise for Node 0.10
• f840613 refactor(src): move duplicate logic to func
• 028194a fix(test): correct findup call count assertion
• e0b9f51 feat(src): add support for .alexrc files
• 1003581 Merge pull request #29 from dustinspecker/greenkeeper-alex-2.0.0
• 765f6d0 chore(package): update alex to version 2.0.0
• 777e2eb refactor(src): use isFailReporter var

There are 32 commits in total. See the full diff.

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