Method addPoppedResearch

src/Savegame/SavedGame.cpp:1633–1637

* marks a research topic as having already come up as "we can now research" * @param research is the project we want to add to the vector */

 * @param research is the project we want to add to the vector
 */
void SavedGame::addPoppedResearch(const RuleResearch* research)
{
	if (!wasResearchPopped(research))
		_poppedResearch.push_back(research);
}

/*
 * checks if an unresearched topic has previously been popped up.