STYLE: add some newlines to cmake_install.cmake, so it's easier to read

Source/cmFindLibraryCommand.cxx

@@ -108,11 +108,11 @@ void cmFindLibraryCommand::AddLib64Paths()
   std::string voidsize = 
     this->Makefile->GetRequiredDefinition("CMAKE_SIZEOF_VOID_P");
   int size = atoi(voidsize.c_str());
-  std::vector<std::string> path64;
   if(size != 8)
     {
     return;
     }
+  std::vector<std::string> path64;
   bool found64 = false;
   for(std::vector<std::string>::iterator i = this->SearchPaths.begin(); 
       i != this->SearchPaths.end(); ++i)

Source/cmInstallGenerator.cxx

@@ -210,7 +210,7 @@ void cmInstallGenerator::GenerateScript(std::ostream& os)
   this->GenerateScriptConfigs(os, indent.Next());
 
   // End this block of installation.
-  os << indent << "ENDIF(" << component_test << ")\n";
+  os << indent << "ENDIF(" << component_test << ")\n\n";
 }
 
 //----------------------------------------------------------------------------

Source/cmInstallTargetGenerator.cxx

@@ -97,7 +97,7 @@ void cmInstallTargetGenerator::GenerateScript(std::ostream& os)
     }
 
   // End this block of installation.
-  os << indent << "ENDIF(" << component_test << ")\n";
+  os << indent << "ENDIF(" << component_test << ")\n\n";
 }
 
 //----------------------------------------------------------------------------