* Fix naming
* Separate storage from workspace
* Begin removing output generation from manticore.py
* Split up workspace and output
* Create a separation between output and workspace
* Get it to a working (hacky) state
* Start bringing state serialization into workspace
* More mcore->workspace moves
* Remove unused imports
* Update serializers; add interface
* move state saving to workspace
* can now save/load states and testcases
* Add redis as backend
* Implement streams in terms of values and vice versa
* Implement `ls` and move workspace loading to Workspace
* Better workspace initialization
* Fix how --workspace is parsed for tests
* update tests to new workspace indexes
* Fix state storage and handling
* Doc updates and extra error checking
* pep8 style changes
* Add Executor's 'sync'
* Remove previous workspace artifacts from Executor
* Comment out constraints check assert
* Centralize locking to new testcase ids
* Fix testcase generation
* pep8 updates
* propagate descriptor instead of path
* Add an in-memory state store
* Make memory maps be sortable
* Allow to produce an empty state
* Add workspace tests
* Make Memory.__cmp__() more robust
