Stub Bundle processor
Move bundling into bundle processor
Use same build method for processed and bundled assets
Merge branch 'master' into bundle-processor
Expose Asset#metadata
Metadata is replaced instead of merged
Initialize paths from metadata
Only generate tmpdir path once per file store
Merge branch 'master' into bundle-processor
Fix typo
Merge pull request #573 from poporul/typo

Fix typo for Sprockets::PathUtils.read_unicode_file doc
Remove logger call
Remove ProcessedAsset subclass
Remove BundledAsset subclass
Remove asset hash type
No need for _ ivars
Context is deprecated
API is exposed
Bundle processor assumes self is required last
Add self to dependency paths in base