Changing the histograms for counting from TH1D to TH1I and fixing a bug

* Now all histograms that are used for counting use TH1I instead of TH1D
* Corrected a bug that did not account properly for the barrel/endcap separation in TT ieta units
Changing histograms used for counting from TH1D to TH1I
Merge branch 'master' of github.com:joaopela/VBFHiggsToInvisible