[BUGFIX] "session:LMo21aTIDtHemKcWM3h1gD2oQxGDFmIC" is not a valid tag for a cache entry.
[BUGFIX] Tags are missing for response cache.

After publish the response cache flush by tag but the tags which used to flush were missing.
[TASK] Flush cache for page which is modified and pushlished
Merge pull request #1 from lelesys/master

[MERGE] Add Cache Tags and Caching with Sessions