Clearer status message in moveToEvent functions, change verbosity for particle printout in HepMC, add comment

Use moveToEvent function which is called in InputAction
use m_currEvent part of base EventReader class instead of redefining it
Increment m_currEvent in local function to be next to call to reader->readEvent instead of calling in the function calling readParticleCollection

Fix hundreds of std=c++11 compiler warningsAllow to change compiler settings in cmake/DD4hep.cmake valid for all packages.Watch out for CMAKE_CXX_FLAGS in cmake/DD4hep.cmake.Move to use Boost spirit::phoenix version 3. ---- Prepare for ROOT 6

No code changes. Common code formatting removing tabs, replacing with spaces (tab-size=-2) + emacs reformatting.