March 2018 Updates

• Added info on static_cast and dynamic_cast to the C++ Type Conversion page.

• Updated the Qt page with info on the old and new Qt5 syntax of connect() for connecting signals to slots.

• Added more information on C++11 clocks, time points and durations to the C++ Clocks and Timing page.

• New page on Conan, a C/C++ package manager, under Programming->Build Systems And Package Managers.

• New page on the scons build system, under Programming->Build Systems And Package Managers.