Cache HTTP requests

[usernam3]

Issue depends on #9

• [ ] ReleaseTimelinePage should not dispatch fetchReleases action if releases were fetched less than 60 seconds ago https://github.com/releaseses/releases/blob/master/apps/web/assets/javascripts/containers/ReleaseTimelinePage.js#L13-L15
• [ ] ReleasePage should not dispatch fetchRelease action if release was fetched less than 60 seconds ago https://github.com/releaseses/releases/blob/5dfdaa1372689fe1f8ff1cf9ac27ba3339668d1d/apps/web/assets/javascripts/containers/ReleasePage.js#L15-L17
• [ ] ReleasesIndexPage should not dispatch fetchReleases action if releases were fetched less than 60 seconds ago https://github.com/releaseses/releases/blob/5dfdaa1372689fe1f8ff1cf9ac27ba3339668d1d/apps/admin/assets/javascripts/containers/ReleasesIndexPage.js#L13-L15

[jash-kothari]

Working on this.

[usernam3]

Great, I thought that this issue may be related to #9 (Which I started to work on in feature/tag-resource-ui-components brach ). Tell me please if I might be helpful.