Bug Fixes and Jet pT Cuts

[caleb-james-smith]

Combine these PRs:

• https://github.com/susy2015/SusyAnaTools/pull/387
• https://github.com/susy2015/SusyAnaTools/pull/386

Fix these Issues:

• https://github.com/susy2015/SusyAnaTools/issues/385
• https://github.com/susy2015/SusyAnaTools/issues/384
• https://github.com/susy2015/SusyAnaTools/issues/383

Use baseline with different jet pT cuts.

Tight low dm cut.