Update tslint to version 3.5.0 🚀

[greenkeeperio-bot]

Hello 👋

🚀🚀🚀

tslint just published its new version 3.5.0, 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 tslint – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging 🌴

---

The new version differs by 17 commits .

• ce28554 Merge pull request #994 from palantir/v3.5.0
• 0ece688 Prepare release v3.5.0
• 79a0977 Merge pull request #995 from palantir/ad/no-unused-variable
• 1ced9b7 Save RegExp as class member in no-unused-variable
• 85cd96d Merge pull request #987 from palantir/arrow-order-tweak
• 6f38aba Merge pull request #981 from Pajn/unused-variable-ignore-patterns
• c7e5002 Add ignore-pattern option to no-unused-variable
• 51aa40b Merge pull request #988 from palantir/style-tweak
• e325922 Tweak formatting / make sure super still gets called
• bdec805 Merge pull request #983 from arusakov/nostringliteralrules_gettext_of_undefined
• 09a03f0 Tweak member-ordering rule to allow for arrow-function types in interfaces
• 8e4822f Small README updates
• bbb05b0 Merge pull request #985 from myitcv/remove_rogue_file
• 55f5adb Remove rogue .swp file
• 241b319 noStringLiteralRule updated and tested

There are 17 commits in total. See the full diff.

---

This pull request was created by greenkeeper.io.
It keeps your software, up to date, all the time.

_{Tired of seeing this sponsor message? Upgrade to the supporter plan! You'll also get your pull requests faster ⚡}