Tti slhc9 030314

Changes to L1 tracking, including:
- change to allowing both 4/5 parameter fit for TTTracks from Anders
- addition of variable and set/get methods for StubPtConsistency for TTTracks
- fix to stub pt sign for forward endcap for tracklet-based L1 tracking
- removal of (too tight) tracklet-stub pt consistency cut for tracklet-based L1 tracking
- adding tracking performance ntuple maker and plotting script