Added dd persistence (and removed shortest time)
Merge branch 'next' into persistence
Made connection use items cache through an interface
Added part of caching framework (still need ETag)
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Implemented Etag caching support
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Merge branch 'next' into persistence
Implemented DB-based cache
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Release 1.13.0pre0-pers0
Moved DB to data path (instead of cache)
Incremented DB Version
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Fixed crash on 4.0 devices
Fixed artifact in default gravatar
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Release 1.13.0rc0-pre1
Fixed version code