Add collector to allow assets to be added to assetify before compilation.
Concat collector's assets to the configuration object's assets.
If an item does not exist at the source + path location, try path - thus allowing the addition of items using their absolute path.
Merge branch 'master' into feature/pre-compilation-addition
Pass compiler as argument to function instead of using require
Convert collector to allow one instance per assetify instance, use getter to access collector's assets.
Use getter instead of function call to get assets from collector
Pass collector to compiler
Updated README with information about assetify.addFiles
Updated some bad English.
More English fail.
Removed ugly ^M line endings.
Added self to contributors
Revert "Removed ugly ^M line endings."

This reverts commit 6f5afc56c3940da0bd6ef43e0cde8ad622fa59cf.
Merge pull request #4 from faceleg/feature/pre-compilation-addition

Feature/pre compilation addition
Merge pull request #5 from faceleg/feature/absolute-paths

If an item does not exist at the source + path location, try path - thus...