Remove some extension points and expose the underlying locks to subclasses.
Use the underlying lock in PersistenceCache
Added an index version of the PersistentCacheStorage2.
Marked both PersistentCacheStorage2 and Indexed version as @Beta
Ser correct author tag.
Added tests to ensure correct behaviour of status categories.
Changed to Range to ensure correctness.
Added possibility to change the method of the request.
Change headers of response. Should be considered internal API.
Use new Response methods.
Moved invalidation of cache to be correct according to spec as denoted in todo.
Upgrade NING
Fixed the md5 calculation
added some todos.
Added getCharset
Added fixes from Escenic. Thanks to Rune Bremnes.
Moved method from StorageUtil to Filemanager to avoid needing multiple locks.
Deleted StorageUtil
Added fixes from Escenic. Thanks to Rune Bremnes.
Added readme
Added readme
Merge branch 'master' of https://github.com/hamnis/httpcache4j

Conflicts:
	httpcache4j-core/src/main/java/org/codehaus/httpcache4j/cache/MemoryCacheStorage.java
	httpcache4j-storage-api/src/main/java/org/codehaus/httpcache4j/util/StorageUtil.java
	storage/storage-file/src/main/java/org/codehaus/httpcache4j/cache/PersistentCacheStorage.java
	storage/storage-file/src/test/java/org/codehaus/httpcache4j/cache/PersistentCacheStorageTest.java
Merge branch 'master' of github.com:escenic/httpcache4j