Added example package to show custom library config
removed old files
added metapackage
fixed simple library includes
Merge branch 'develop' of github.com:DD2425-group-5/utilities into develop
Utility packages for ROS and vision, not really useful yet.

The .hpp files are linked to the includes in each directory, and the class which
wants to make use of the library needs to refer to the header file in that location.
Removed example package
Merge branch 'parameter_reformat' into develop
Added boolean getParam function to rosutil
Added system utilities, private constructors
Added math util, visionutil clash, include locs changed
Added getParam function for vector params to rosutil
Comments, yes/no terminal query, flag added to DirContents

Added some comments to explain what is going on in some places.
Function to query the user in terminal and return a boolean.
Added a flag to DirContents to be used with the getDirContents
function in order to indicate that the struct is a representation
of the directory that was received as a parameter to the function
All utility libraries use namespaces instead of classes
added visionmodels to visionutil
Merge branch 'develop' of github.com:DD2425-group-5/utilities into develop
made color_model_vardim to use templates
added function rgb2rg_chromasity
Visionmodels in namespace, fixed chromaticity function definition
added clustering stuff to visionutil