Comparatives Without More/less terms

@ruiting @linas please check newly added test sentences. 
bigger is not normalized to big .. I can't tell .. are you hand-writing these test cases, or is this a capture of the current relex output?   Relex uses wordnet to normalize, but if it gets the part-of-speech wrong, then that will fail; for example, if there is an LG bug ... so is this an LG bug, or a POS bug, or something else?