||ByteArrayComparator is used for finding first appearance of the inner byte
array in the outher byte array.
||This class contains static methods which makes easier work and conversion
between different types under the large ammount of data (arrays, streams,
||DERLengthSearcher is used for searching the content length of inner DER object,
and for counting the number of length octets in that DER object.
||Methods of this class are used for displaying byte array on screen in
||HtmlAnalyzer class is used for parsing html code which has to become content
of the message.
||MimeAssist contains static methods which help in manipulation and work
with mime messages.
||PFXUtils class has static methods which are dealing with .pfx, or .p12