user actions cleanup
Merge pull request #1113 from wmtan/AddConsumesInterfaceToMixingModule

Consumes migration -- Consumes interface for mixing module
Merge pull request #911 from vkuznet/ThreadSafe_CalibFormats

Thread Safety fixes -- Thread safe changes for HcalDbService class
Merge pull request #1104 from wmtan/ROOT6NestedStructMustBePublicRedux

ROOT6 fixes -- Nested structs of persistent classes must be public in ROOT 6 (again)
Merge pull request #1045 from ghellwig/update_to_python27_70X

Alignment fixes -- Adapted customized config parser to the changed behaviour of the base class.
Merge pull request #1115 from civanch/G4UserActions_cleanup

Simulation updates -- Added step limiter for e+e-
Merge pull request #1111 from Dr15Jones/fixMutexOrderPluginSystem

Multithreaded framework -- Use tbb thread safe containers to protect plugin system data structures
Merge pull request #1092 from namapane/VisMuonDT

Fireworks updates -- Add hits associated to DT segments. Fix DT segments in RhoZ view, ...
migration to fillDescription and new PFIsolation classes
restricted loop to stay in matrix dimension boundaries. should make no difference but remove compiler warning
Changed static to static const to avoid complaints from the thread-safety checker.
Change empty ProcessHistory static to const static

The thread-safety checker complains about non-const statics. Given that the s_emptyHistory static is only used in a const matter, it was trivial to change to a ‘const static’.
Fixing bug where no configuration parameters were passed, resulting in only default parameters being possible
Migration to 'getByToken', part II.
Changed static sanity_checks_left_ from int to std::atomic<int> to fix threading problems.
computation of isolation implemented, the storage not yet
computation of isolation implemented, the storage not yet
TrackingParticle hits.
Fix bug in drawing DT simhits: the detid returned by the simhit is the wire ID, but the position is in the ref fame of the DTLayer. Fix DT simhits in RhoZ view, so that they are displayed aligned to 1D rechits. Draw rechits associated to segments also in the 3D view.
Thread safe changes