Revert "Support new data format for CMSSW_6_2_0 (new branches structure and strip type)"

This reverts commit a0812d53522fb8959ef48e65a61b02c2bf38c0ea.
Support of 6x8 sectors geometry for the Hough Transform Fit
Merge commit '00eac191d0ca7bebf024f19cfd38b4de89257a3e' into CMSSW620_Format
Revert "Merge commit '00eac191d0ca7bebf024f19cfd38b4de89257a3e' into CMSSW620_Format"

This reverts commit cab23e57178d2724ee0abbad6c8db4775721ab69, reversing
changes made to 4ee5b091c149dd233cb0ea2e70ecf1fb5f923f72.
Support of 6x8 sector geometry fot he Hough Transform Fit