Update @stencil/core requirement from ^0.18.0 to ^1.2.4

[dependabot-preview]

Updates the requirements on @stencil/core to permit the latest version.

Release notes

Sourced from @stencil/core's releases.

v1.2.4

🐗 1.2.4 (2019-08-08)

Bug Fixes

• don't emit undocumented warning when deprecated (2ef43d1)
• fix tests (d6eded2)
• node types (35ab597)
• compiler: crash when printing warning (64607d1)
• dev-server: ssl support (#1653) (e6cc6da)
• runtime: always add .hydrated to (#1767) (143e07e)
• script: accept query parameter (1bf34b0), closes #1775
• vdom: render falsy attributes properly (368aee7), closes #1780
• workaround v8 caching issue (#1768) (c3d0910), closes #1759

Features

• build: export component classes as const variable (3a948af)
• emit warning when emitting event while disconnected (053a7df)
• compiler: add component compiler metadata to results (b354444)
• compiler: add import paths to compile results (adca6d0)

Performance Improvements

• vdom: avoid creating an array in isComplexType (fbcd405)
• async queue for hydrated client (fa7d29f)

Changelog

Sourced from @stencil/core's changelog.

🐗 1.2.4 (2019-08-08)

Bug Fixes

• don't emit undocumented warning when deprecated (2ef43d1)
• fix tests (d6eded2)
• node types (35ab597)
• compiler: crash when printing warning (64607d1)
• dev-server: ssl support (#1653) (e6cc6da)
• runtime: always add .hydrated to (#1767) (143e07e)
• script: accept query parameter (1bf34b0), closes #1775
• vdom: render falsy attributes properly (368aee7), closes #1780
• workaround v8 caching issue (#1768) (c3d0910), closes #1759

Features

• build: export component classes as const variable (3a948af)
• emit warning when emitting event while disconnected (053a7df)
• compiler: add component compiler metadata to results (b354444)
• compiler: add import paths to compile results (adca6d0)

Performance Improvements

• vdom: avoid creating an array in isComplexType (fbcd405)
• async queue for hydrated client (fa7d29f)

🍏 1.2.3 (2019-07-30)

Bug Fixes

• workaround v8 caching issue (#1768) (c3d0910), closes #1759

🎁 1.2.2 (2019-07-26)

Bug Fixes

• runtime: always add .hydrated to (#1767) (143e07e)

Features

... (truncated)

Commits

• f48d8de 🐗 1.2.4
• ac39e5a 🌇 1.2.4-0
• 15db9aa chore(): update deps
• 3a948af feat(build): export component classes as const variable
• bab80d9 test(mode): update style-modes test
• 86f4e27 chore(output): add copy tasks to dist-module output
• 35ab597 fix(): node types
• fbcd405 perf(vdom): avoid creating an array in isComplexType
• d6eded2 fix(): fix tests
• 368aee7 fix(vdom): render falsy attributes properly
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #47.