config.assets.manifest:
- fix Rake task
- fix config.assets.compile = false case
- add additional test cases related to config.assets.manifest option
Update tests and README.md to reflect discussion w/ Sprockets team (https://github.com/sstephenson/sprockets/pull/560) that manifest filename must be explicitly specified by user.
Clarify wording in readme
Update CHANGELOG.md
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Merge pull request #147 from dskang/patch-1

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Merge pull request #136 from johnnyshields/fix-manifest-path

Fix config.assets.manifest Rake task and Railtie