This will rename all files and delete all the junk!
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rename rv1ccrh.5c rv1ccr-h.bin
deltree /y rv1ccrh.5j
rename rv1ccrl.5a rv1ccr-l.bin
deltree /y rv1ccrl.5l
rename rv1cg0.1a rv1cg0.bin
deltree /y rv1cg0.2a
rename rv1cg1.1c rv1cg1.bin
deltree /y rv1cg1.2c
rename rv1cg2.1d rv1cg2.bin
deltree /y rv1cg2.2d
rename rv1cg3.1e rv1cg3.bin
deltree /y rv1cg3.2e
rename rv1cg4.1f rv1cg4.bin
deltree /y rv1cg4.2f
rename rv1cg5.1j rv1cg5.bin
deltree /y rv1cg5.2j
rename rv1cg6.1k rv1cg6.bin
deltree /y rv1cg6.2k
rename rv1cg7.1n rv1cg7.bin
deltree /y rv1cg7.2n
rename rv1data.6r rv1data.bin
deltree /y rv1eeprm.9e
rename rv1potl0.5b rv1pot-l0.bin
rename rv1potl1.4b rv1pot-l1.bin
rename rv1potl2.3b rv1pot-l2.bin
rename rv1potl3.2b rv1pot-l3.bin
rename rv1potm0.5c rv1pot-m0.bin
rename rv1potm1.4c rv1pot-m1.bin
rename rv1potm2.3c rv1pot-m2.bin
rename rv1potm3.2c rv1pot-m3.bin
rename rv1potu0.5d rv1pot-u0.bin
rename rv1potu1.4d rv1pot-u1.bin
rename rv1potu2.3d rv1pot-u2.bin
rename rv1potu3.2d rv1pot-u3.bin
rename rv1wav0.10r rv1wav0.bin
rename rv1wav1.10p rv1wav1.bin
rename rv1wav2.10n rv1wav2.bin
rename rv1wav3.10l rv1wav3.bin
deltree /y rr1gam.*
rename rv2prgllb.4d rv2prgllb.bin
rename rv2prglmb.2d rv2prglmb.bin
rename rv2prgumb.8d rv2prgumb.bin
rename rv2prguub.6d rv2prguub.bin