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ExecuteCliCommand - wrapper : runs a bash command, output is stdout.

FileExists - reports whether the named file or directory exists.

GetCaller - get the name of the function which called me and fileline number.

GetDateTimestamp - returns nicely formated timestamp.

PrintDebug - prints nicely formated debug message.

PrintError - prints nicely formated error message.

PrintFatal - prints nicely formated fatal message.

PrintInformation - prints nicely formated info message.

PrintMessage - prints nicely formated message.

PrintSubTitle - prints nicely formated subtitle.

PrintSuccess - prints nicely formated success info.

PrintTitle - prints nicely formated title.

PrintType - prints the type of a interface.

PrintWarning - prints nicely formated warn message.

ReadLine - prints nicely formated readline input.