chore: update tslint to version 5.5.0 🚀 (#2)

Author: greenkeeper[bot]

package.json

@@ -40,7 +40,7 @@
  "karma-coverage-istanbul-reporter": "^1.3.0",
  "protractor": "~5.1.0",
  "ts-node": "~3.2.0",
- "tslint": "~5.4.3",
+ "tslint": "~5.5.0",
  "typescript": "~2.4.1"
  }
 }

yarn.lock

@@ -764,7 +764,7 @@ chalk@^1.0.0, chalk@^1.1.0, chalk@^1.1.1, chalk@^1.1.3:
  strip-ansi "^3.0.0"
  supports-color "^2.0.0"
 
-chalk@^2.0.0, chalk@^2.0.1:
+chalk@^2.0.1:
  version "2.0.1"
  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.0.1.tgz#dbec49436d2ae15f536114e76d14656cdbc0f44d"
  dependencies:
@@ -4713,9 +4713,9 @@ tslib@^1.7.1:
  version "1.7.1"
  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.7.1.tgz#bc8004164691923a79fe8378bbeb3da2017538ec"
 
-tslint@~5.4.3:
- version "5.4.3"
- resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.4.3.tgz#761c8402b80e347b7733a04390a757b253580467"
+tslint@5.5.0:
+ version "5.5.0"
+ resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.5.0.tgz#10e8dab3e3061fa61e9442e8cee3982acf20a6aa"
  dependencies:
  babel-code-frame "^6.22.0"
  colors "^1.1.2"
@@ -4726,9 +4726,9 @@ tslint@~5.4.3:
  resolve "^1.3.2"
  semver "^5.3.0"
  tslib "^1.7.1"
- tsutils "^2.3.0"
+ tsutils "^2.5.1"
 
-tsutils@^2.3.0:
+tsutils@^2.5.1:
  version "2.5.1"
  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.5.1.tgz#c2001390c79eec1a5ccfa7ac12d599639683e0cf"
  dependencies: