[IMPROVEMENT] update colors, descriptions v2.2.1 [FEATURE] add examples (issues #22, #39) [FEATURE] add some custom probes (issue #42) [FEATURE] do not throw error if logger not initialised (issue #52) [FEATURE] add method to Change Handler Log Lever (issue #53) [FEATURE] make parsing of the error source public (issue #56) [FEATURE] add protected write accessors (issue #58)