* It is confusing to name the target g3logger. KISS --> g3log. This MIGHT break installations for some but it's a needed correction.
* Updated version number to 2.1.x
* Improve CMake module file
* Fix packaging on Win32
* appveyor: Test install and package target
* Travis-CI: Test install and package target
* Update documentation for working with CMake
* Simplify g3loggerConfig.cmake
* Add Doc Prerequisites section
* static build with MS libs; remove vc11 support from cmake
* support AMD processor on winXp
* mingw build
* support older versions
* removed cmake warnings
* fix cmake >= 3.1 warnings (CMP0054)
* add target_include_directories - in projects that depend on g3log, do not need to specify include_directories
* Improved CPackage installation
* cleanup of build and test scripts
* c++14 gives for cleaner syntax
* build cleanup libg3logger.so will be a link to the actual libg3logger.so.<major><minor><build>. Only shared libraries from now on
* disableAll for log levels
* new setLogLevel impl
* cleaned up levels, now it should be easy for the user to understand how to add custom levels
