Fix Equals and GetHashCode in MethodSignature and friends
Fix Equals and GetHashCode in MethodSignature and friends

SonyaSa/CppSharp,ddobrev/CppSharp,u255436/CppSharp,mono/CppSharp,mono/CppSharp,mono/CppSharp,ddobrev/CppSharp,ktopouzi/CppSharp,u255436/CppSharp,genuinelucifer/CppSharp,xistoso/CppSharp,pacificIT/cxxi,mydogisbox/CppSharp,mydogisbox/CppSharp,imazen/CppSharp,mohtamohit/CppSharp,mydogisbox/CppSharp,KonajuGames/CppSharp,Samana/CppSharp,corngood/cxxi,mohtamohit/CppSharp,corngood/cxxi,inordertotest/CppSharp,zillemarco/CppSharp,mono/CppSharp,corngood/cxxi,SonyaSa/CppSharp,mono/cxxi,Samana/CppSharp,SonyaSa/CppSharp,mono/CppSharp,xistoso/CppSharp,txdv/CppSharp,KonajuGames/CppSharp,Samana/CppSharp,u255436/CppSharp,genuinelucifer/CppSharp,xistoso/CppSharp,ktopouzi/CppSharp,nalkaro/CppSharp,inordertotest/CppSharp,nalkaro/CppSharp,inordertotest/CppSharp,mono/cxxi,SonyaSa/CppSharp,genuinelucifer/CppSharp,mydogisbox/CppSharp,txdv/CppSharp,ddobrev/CppSharp,inordertotest/CppSharp,ktopouzi/CppSharp,xistoso/CppSharp,mono/cxxi,mono/CppSharp,Samana/CppSharp,txdv/CppSharp,zillemarco/CppSharp,imazen/CppSharp,mohtamohit/CppSharp,xistoso/CppSharp,nalkaro/CppSharp,pacificIT/cxxi,SonyaSa/CppSharp,mohtamohit/CppSharp,genuinelucifer/CppSharp,u255436/CppSharp,txdv/CppSharp,KonajuGames/CppSharp,mono/cxxi,inordertotest/CppSharp,ddobrev/CppSharp,ddobrev/CppSharp,nalkaro/CppSharp,imazen/CppSharp,txdv/CppSharp,imazen/CppSharp,zillemarco/CppSharp,imazen/CppSharp,mohtamohit/CppSharp,KonajuGames/CppSharp,u255436/CppSharp,ktopouzi/CppSharp,KonajuGames/CppSharp,zillemarco/CppSharp,ktopouzi/CppSharp,genuinelucifer/CppSharp,mydogisbox/CppSharp,pacificIT/cxxi,nalkaro/CppSharp,zillemarco/CppSharp,Samana/CppSharp