return null;
}
@Override
public void loadKeywords() throws PluginConflictException {
addKeyword(new Keyword("g", "the gravitational force on Earth's surface, 9.80", this));
addKeyword(new Keyword("G", "Newton's gravitational constant", this));
addKeyword(new Keyword("MSun", "The mass of the Sun", this));
addKeyword(new Keyword("MEarth", "The mass of the Earth", this));
addKeyword(new Keyword("h", "Planck's Constant", this));
addKeyword(new Keyword("ke", "Coulomb's Constant", this));
addKeyword(new Keyword("Melectron", "Mass of an electron", this));
addKeyword(new Keyword("c", "The speed of light in meters per second", this));
}