* Fixed build issues in g++ caused by missing header #54
* Using terminal width to fill the remainder of the progress bar with empty spaces #56
* Previously this was hard-coded to 10 spaces
* Fixed multiple definitions in helper functions, e.g., cursor control #58
* Implemented option::ProgressType which can be incremental or decremental - Provides an easy interface to implement decremental progress (a regressing bar) #59
* Updated to latest version of termcolor #60
The DESCRIPTION parameter of the project() command was introduced in
CMake version 3.9.
The HOMEPAGE_URL parameter was introduced in CMake version 3.11.
