chore: add @types/node dependency, pin rimraf dependency

Removes some compilation issues during development.

Author: JackCuthbert

package.json

@@ -30,9 +30,10 @@
     "@types/fs-extra": "5.0.5",
     "@types/jest": "24.0.12",
     "@types/lodash": "4.14.123",
+    "@types/node": "12.6.2",
     "jest": "24.5.0",
     "mock-fs": "4.9.0",
-    "rimraf": "^2.6.3",
+    "rimraf": "2.6.3",
     "ts-jest": "24.0.2",
     "tslint": "5.14.0",
     "typescript": "^3.4.1"

yarn.lock

@@ -375,6 +375,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-11.12.2.tgz#d7f302e74b10e9801d52852137f652d9ee235da8"
   integrity sha512-c82MtnqWB/CqqK7/zit74Ob8H1dBdV7bK+BcErwtXbe0+nUGkgzq5NTDmRW/pAv2lFtmeNmW95b0zK2hxpeklg==
 
+"@types/[email protected]":
+  version "12.6.2"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.6.2.tgz#a5ccec6abb6060d5f20d256fb03ed743e9774999"
+  integrity sha512-gojym4tX0FWeV2gsW4Xmzo5wxGjXGm550oVUII7f7G5o4BV6c7DBdiG1RRQd+y1bvqRyYtPfMK85UM95vsapqQ==
+
 "@types/stack-utils@^1.0.1":
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/@types/stack-utils/-/stack-utils-1.0.1.tgz#0a851d3bd96498fa25c33ab7278ed3bd65f06c3e"
@@ -2974,7 +2979,7 @@ ret@~0.1.10:
   resolved "https://registry.yarnpkg.com/ret/-/ret-0.1.15.tgz#b8a4825d5bdb1fc3f6f53c2bc33f81388681c7bc"
   integrity sha512-TTlYpa+OL+vMMNG24xSlQGEJ3B/RzEfUlLct7b5G/ytav+wPrplCpVMFuwzXbkecJrb6IYo1iFb0S9v37754mg==
 
-rimraf@^2.5.4, rimraf@^2.6.2, rimraf@^2.6.3:
+rimraf@2.6.3, rimraf@^2.5.4, rimraf@^2.6.2:
   version "2.6.3"
   resolved "https://registry.yarnpkg.com/rimraf/-/rimraf-2.6.3.tgz#b2d104fe0d8fb27cf9e0a1cda8262dd3833c6cab"
   integrity sha512-mwqeW5XsA2qAejG46gYdENaxXjx9onRNCfn7L0duuP4hCuTIi/QO7PDK07KJfp1d+izWPrzEJDcSqBa0OZQriA==