Add reload button to pulls page.

[robinlinden]

Fixes #24

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This change is 

[SkyzohKey]

Reviewed 3 of 3 files at r1. Review status: all files reviewed at latest revision, all discussions resolved, some commit checks failed.

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Comments from Reviewable

[SkyzohKey]

Looks nice to me

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Review status: all files reviewed at latest revision, all discussions resolved, some commit checks failed.

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Comments from Reviewable

[SkyzohKey]

Reviewed 1 of 3 files at r2, 2 of 2 files at r3. Review status: all files reviewed at latest revision, all discussions resolved, some commit checks failed.

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Comments from Reviewable