Pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
babel-plugin-istanbul	devDependencies	pin	^2.0.3 -> 2.0.3	source
babel-preset-es2015	devDependencies	pin	^6.16.0 -> 6.24.1	homepage, source
babel-register	devDependencies	pin	^6.16.3 -> 6.26.0	source
chai	devDependencies	pin	^3.5.0 -> 3.5.0	homepage, source
chai-spies	devDependencies	pin	^0.7.1 -> 0.7.1	source
coveralls	devDependencies	pin	^2.11.15 -> 2.13.3	source
eslint	devDependencies	pin	^3.7.1 -> 3.19.0	homepage, source
eslint-config-standard	devDependencies	pin	^6.2.0 -> 6.2.1	source
eslint-plugin-promise	devDependencies	pin	^3.0.0 -> 3.8.0	source
eslint-plugin-standard	devDependencies	pin	^2.0.1 -> 2.3.1	source
mocha	devDependencies	pin	^3.1.2 -> 3.5.3	homepage, source
mocha-lcov-reporter	devDependencies	pin	^1.2.0 -> 1.3.0	source
nyc	devDependencies	pin	^8.3.2 -> 8.4.0	source
rollup	devDependencies	pin	^0.36.3 -> 0.36.4	source
rollup-plugin-babel	devDependencies	pin	^2.6.1 -> 2.7.1	source
rollup-plugin-uglify	devDependencies	pin	^1.0.1 -> 1.0.2	source
rollup-watch	devDependencies	pin	^2.5.0 -> 2.5.0	source

📌 Important: Renovate will wait until you have merged this Pin PR before creating any upgrade PRs for the affected packages. Add the preset :preserveSemverRanges your config if you instead don't wish to pin dependencies.

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