added main function
add openssl lib
add special func spc_DSA_sign that must sign our data by DSA algorithm
add code that works with input data(message,key,output signature)
create DSA object to work with cert and its keys
delete spcDSA func, add int i variable
create output module to write our signature into binary file
create text messages to check input module
add more text messages
create verify module for sign, add public DSA key(512b)
delete debug prints add coments
Merge branch 'dev'

final version