Fixed doxygen comment.

libevmface/Instruction.h

@@ -176,13 +176,13 @@ enum class Instruction: uint8_t
 	SUICIDE = 0xff		///< halt execution and register account for later deletion
 };
 
-/// Returs the PUSH<_number> instruction
+/// @returns the PUSH<_number> instruction
 inline Instruction pushInstruction(unsigned _number) { assert(1 <= _number && _number <= 32); return Instruction(unsigned(Instruction::PUSH1) + _number - 1); }
 
-/// Returs the DUP<_number> instruction
+/// @returns the DUP<_number> instruction
 inline Instruction dupInstruction(unsigned _number) { assert(1 <= _number && _number <= 16); return Instruction(unsigned(Instruction::DUP1) + _number - 1); }
 
-/// Returs the SWAP<_number> instruction
+/// @returns the SWAP<_number> instruction
 inline Instruction swapInstruction(unsigned _number) { assert(1 <= _number && _number <= 16); return Instruction(unsigned(Instruction::SWAP1) + _number - 1); }
 
 /// Information structure for a particular instruction.