Update dependency rollup to v1.30.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
rollup	devDependencies	minor	1.29.1 -> 1.30.1

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Release Notes

rollup/rollup

v1.30.1

Compare Source

2020-01-27

Bug Fixes

• Do not mistreat static entgry points as dynamic ones when chunking (#​3357)
• Resolve a crash when chunking circular dynamic imports (#​3357)

Pull Requests

• #​3357:Resolve issues with circular dynamic entries (@​lukastaegert)

v1.30.0

Compare Source

2020-01-27

Features

• Do not split chunks when dynamically imported modules import modules that are already loaded by all dynamic importers (#​3354)
• Add hoistTransitiveImports option to disable hoisting imports of static dependencies into entry chunks (#​3353)

Bug Fixes

• Make sure polyfills are always loaded first when each static entry point contains them as first import (#​3354)

Pull Requests

• #​3353: Add option to avoid hoisting transitive imports (@​lukastaegert)
• #​3354: Improve chunking algorithm for dynamic imports (@​tjenkinson and @​lukastaegert)

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