Change of filenames for sirius lattice scripts

- sirius_lattice.m -> sirius_si_lattice.m
- sirius_booster_lattice.m -> sirius_bo_lattice.m
- ltba_lattice.m -> sirius_ts_lattice.m
- ltlb_lattice.m -> sirius_tb_lattice.m

- also a clenaup of previous folder name changes
Merge branch 'master' of ssh://github.com/lnls-fac/code