added: TextStream<> DbTextStream<> and HtmlTextStream<> have operator<<(Space&) now

added: to db: bool DbBase::AssertValueSpace(PGresult * r, int row, int col, Space & space, bool split_single)
added: environment variables for users
       User::env (of type Space) and
       User::aenv (of type Space) for admin variables (can be changed only by a super user)
added: winix function 'env'
       for changing User::env and User::aenv ('env' winix function with a 'a' parameter)



git-svn-id: svn://ttmath.org/publicrep/winix/trunk@790 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/users.cpp

@@ -122,6 +122,8 @@ Users::SizeType Users::Size()
 
 User & Users::operator[](Users::SizeType pos)
 {
+	// !! IMPROVE ME
+	// add checking the range and returning an empty User struct if out of range
 	return table[pos];
 }