Simple spelling checker using the Hunspell library.

Currently the checker is only exposed through the script function check_spelling_word, which returns true if the word is spelled correctly.

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@1261 0fc631ac-6414-0410-93d0-97cfa31319b6

src/script/script.cpp

@@ -27,6 +27,7 @@ Variable string_to_variable(const String& s) {
 	if (it == variables.end()) {
 		#ifdef _DEBUG
 			variable_names.push_back(s);
+			assert(s == cannocial_name_form(s)); // only use cannocial names
 		#endif
 		Variable v = (Variable)variables.size();
 		variables.insert(make_pair(s,v));