Add the beginnings of a README.
Add the beginnings of a README.

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