added basic srfi-33 implementation with bitwise-and, bitwise-ior and bitwise-xor functions
added basic srfi-33 implementation with bitwise-and, bitwise-ior and bitwise-xor functions

yuriy-chumak/OL,yuriy-chumak/OL,yuriy-chumak/OL,yuriy-chumak/OL,yuriy-chumak/OL,yuriy-chumak/OL