I changed the following filenames because they had weird characters in them.

containers'n'stuffs_b2_ut.pk3 -> containers-n-stuffs_b2_ut.pk3
devil'sctf.pk3 -> devil-sctf.pk3
evil(space)ctf-inverted.pk3 -> evil-space-ctf-inverted.pk3
evil(space)ctf.pk3 -> evil-space-ctf.pk3
evil(space)ctf_v2.pk3 -> evil-space-ctf_v2.pk3
evil(space)ctf_withradar.pk3 -> evil-space-ctf_withradar.pk3
gauntlet(cce)_q3.pk3 -> gauntlet-cce-_q3.pk3
glorix's_arena.pk3 -> glorix-s_arena.pk3
jail(intro)_ut.pk3 -> jail-intro-_ut.pk3
(s)example_jumps_b1_ut.pk3 -> s-example_jumps_b1_ut.pk3
(s)extreme_jumps_a1_ut.pk3 -> s-extreme_jumps_a1_ut.pk3
(s)m3_goals_test1_ut.pk3 -> s-m3_goals_test1_ut.pk3
'gladiators'pit.pk3 -> gladiators-pit.pk3
'own'arama.pk3 -> own-arama.pk3
-rust7-klesky.pk3 -> rust7-klesky.pk3
fastwaytodie!!.pk3 -> fastwaytodie.pk3
fastwaytodie!!_q3.pk3 -> fastwaytodie_q3.pk3
n!xxoVSvanne.pk3 -> nxxoVSvanne.pk3
uN-DeaD!020_2.pk3 -> uN-DeaD020_2.pk3
promode&vanilla.pk3 -> promode-vanilla.pk3
=low=towers_a1_ut.pk3 -> low-towers_a1_ut.pk3
=vwv=fun_ut.pk3 -> vwv-fun_ut.pk3
e=mc2dm1_q3.pk3 -> e-mc2dm1_q3.pk3

More name changes
mv -v -- 1++.pk3 1.pk3
mv -v -- 1+.pk3 1_2.pk3
mv -v -- 15+1remix.pk3 15_1remix.pk3
mv -v -- 16++.pk3 16.pk3
mv -v -- 16+.pk3 16_2.pk3
mv -v -- 17++.pk3 17.pk3
mv -v -- 17+.pk3 17_2.pk3
mv -v -- 17+_q3.pk3 17_q3.pk3
mv -v -- 17+ctf.pk3 17_ctf.pk3
mv -v -- 17+ctf_q3.pk3 17_ctf_q3.pk3
mv -v -- 3+.pk3 3_2.pk3
mv -v -- 5+.pk3 5.pk3
mv -v -- 6++.pk3 6.pk3
mv -v -- 6+.pk3 6_2.pk3
mv -v -- 7++.pk3 7.pk3
mv -v -- 7+.pk3 7_2.pk3
mv -v -- Altars_v2.pk3 altars_v2_2.pk3
mv -v -- Ancient.pk3 ancient_2.pk3
mv -v -- Ancient_v1r1.pk3 ancient_v1r1_2.pk3
mv -v -- Augenstechen.pk3 augenstechen_2.pk3
mv -v -- Autumn_r2.pk3 autumn_r2_2.pk3
mv -v -- BOOM.pk3 boom_2.pk3
mv -v -- Bal3dm2.pk3 bal3dm2_2.pk3
mv -v -- Bal3dm4_nex_r1.pk3 bal3dm4_nex_r1_2.pk3
mv -v -- BespinCity2012.pk3 bespincity2012_2.pk3
mv -v -- Blastedlands.pk3 blastedlands_2.pk3
mv -v -- Blastedlands_withradar.pk3 blastedlands_withradar_2.pk3
mv -v -- BlockScape.pk3 blockscape_2.pk3
mv -v -- BoxFlip-V.pk3 boxflip-v_2.pk3
mv -v -- BoxFlip.pk3 boxflip_2.pk3
mv -v -- BoxFlip_Fixed.pk3 boxflip_fixed_2.pk3
mv -v -- BoxFlip_fx.pk3 boxflip_fx_2.pk3
mv -v -- BoxGardens.pk3 boxgardens_2.pk3
mv -v -- Bubblegloop_v2.pk3 bubblegloop_v2_2.pk3
mv -v -- Bunker_v2r1.pk3 bunker_v2r1_2.pk3
mv -v -- CMP1-dm6_nex.pk3 cmp1-dm6_nex_2.pk3
mv -v -- Chasmv2.pk3 chasmv2_2.pk3
mv -v -- Concourse_v1.pk3 concourse_v1_2.pk3
mv -v -- Cubical_v1r1.pk3 cubical_v1r1_2.pk3
mv -v -- Darkzonectf.pk3 darkzonectf_2.pk3
mv -v -- Deck16.pk3 deck16_3.pk3
mv -v -- 'Deck16][.pk3' deck16_5.pk3
mv -v -- 'Deck16][_1.pk3' deck16_1_2.pk3
mv -v -- 'Deck16][_2.pk3' deck16_2_2.pk3
mv -v -- 'Deck16][_2_nomusic.pk3' deck16_2_nomusic.pk3
mv -v -- 'Deck16][_V1.1.pk3' deck16_v1_1.pk3
mv -v -- 'Deck16][_nomusic_V1.1.pk3' deck16_nomusic_v1_1.pk3
mv -v -- DenOfRape.pk3 denofrape_2.pk3
mv -v -- Equinox_v1r4.pk3 equinox_v1r4_2.pk3
mv -v -- Evergreen_v1r1.pk3 evergreen_v1r1_2.pk3
mv -v -- EvilCathedral.pk3 evilcathedral_2.pk3
mv -v -- Eyecancer_CTF0.pk3 eyecancer_ctf0_2.pk3
mv -v -- Eyecancer_Cured.pk3 eyecancer_cured_2.pk3
mv -v -- Face.pk3 face_2.pk3
mv -v -- Facer2d.pk3 facer2d_2.pk3
mv -v -- FallingDown.pk3 fallingdown_2.pk3
mv -v -- Figure8.pk3 figure8_2.pk3
mv -v -- Figure8Revisited.pk3 figure8revisited_2.pk3
mv -v -- FiveTowers.pk3 fivetowers_2.pk3
mv -v -- Fjo3tourney2_nex_r1.pk3 fjo3tourney2_nex_r1_2.pk3
mv -v -- Forestplanet.pk3 forestplanet_2.pk3
mv -v -- GreatDivide-X.pk3 greatdivide-x_2.pk3
mv -v -- GreatDivide_v2r0.pk3 greatdivide_v2r0_2.pk3
mv -v -- Guantanamo.pk3 guantanamo_2.pk3
mv -v -- HookRace_v1r1race.pk3 hookrace_v1r1race_2.pk3
mv -v -- HotBoxFlip_v1r2.pk3 hotboxflip_v1r2_2.pk3
mv -v -- Imogen_beta3.pk3 imogen_beta3_2.pk3
mv -v -- Impulse_v2.pk3 impulse_v2_2.pk3
mv -v -- In-Depth.pk3 in-depth_2.pk3
mv -v -- In-Depth_b2.pk3 in-depth_b2_2.pk3
mv -v -- Interrogatorv1r1.pk3 interrogatorv1r1_2.pk3
mv -v -- Jugulatordm2v2.pk3 jugulatordm2v2_2.pk3
mv -v -- Jumping.pk3 jumping_2.pk3
mv -v -- LC_Iceworld.pk3 lc_iceworld_2.pk3
mv -v -- LEATHER.pk3 leather_2.pk3
mv -v -- Lost_Dungeon.pk3 lost_dungeon_2.pk3
mv -v -- Lost_Dungeon_v1r5.pk3 lost_dungeon_v1r5_2.pk3
mv -v -- Lseven.pk3 lseven_2.pk3
mv -v -- MedivalEvil_v1r2.pk3 medivalevil_v1r2_2.pk3
mv -v -- Mortarfun.pk3 mortarfun_2.pk3
mv -v -- O2_beta.pk3 o2_beta_2.pk3
mv -v -- Orpheus.pk3 orpheus_2.pk3
mv -v -- Orpheus_withradar.pk3 orpheus_withradar_2.pk3
mv -v -- OspRa3map1.pk3 ospra3map1_2.pk3
mv -v -- Positronic.pk3 positronic_2.pk3
mv -v -- Positronic_v1r3.pk3 positronic_v1r3_2.pk3
mv -v -- Prey.pk3 prey_2.pk3
mv -v -- Procyon2beta1.pk3 procyon2beta1_2.pk3
mv -v -- Q3Dust2.pk3 q3dust2_2.pk3
mv -v -- QIsland.pk3 qisland_2.pk3
mv -v -- RockyHills.pk3 rockyhills_2.pk3
mv -v -- RockyHills_v1r1.pk3 rockyhills_v1r1_2.pk3
mv -v -- RockyHills_v1r1_eac1.pk3 rockyhills_v1r1_eac1_2.pk3
mv -v -- Run_uN-DeaD_SayRaX.pk3 run_un-dead_sayrax_2.pk3
mv -v -- RustVents_v1.1_withradar.pk3 rustvents_v1_1_withradar_2.pk3
mv -v -- SMB2.pk3 smb2_2.pk3
mv -v -- SkyShaper.pk3 skyshaper_2.pk3
mv -v -- Skygarden_v3r1.pk3 skygarden_v3r1_2.pk3
mv -v -- SmallVents.pk3 smallvents_2.pk3
mv -v -- Soylent.pk3 soylent_2.pk3
mv -v -- SpaceBase.pk3 spacebase_2.pk3
mv -v -- Spacecastles2.pk3 spacecastles2_2.pk3
mv -v -- Spacedeath-v50.pk3 spacedeath-v50_2.pk3
mv -v -- SpacedeathTDM.pk3 spacedeathtdm_2.pk3
mv -v -- SpiderCTF.pk3 spiderctf_2.pk3
mv -v -- SymDusty_v2r3.pk3 symdusty_v2r3_2.pk3
mv -v -- Taw_fixed.pk3 taw_fixed_2.pk3
mv -v -- The_DeaTHtemple.pk3 the_deathtemple_2.pk3
mv -v -- The_Yard.pk3 the_yard_2.pk3
mv -v -- Theta_v1r2.pk3 theta_v1r2_2.pk3
mv -v -- Tobotoid.pk3 tobotoid_2.pk3
mv -v -- Tubes.pk3 tubes_2.pk3
mv -v -- WodensPit.pk3 wodenspit_2.pk3
mv -v -- WodensPit_withradar.pk3 wodenspit_withradar_2.pk3
mv -v -- aGamma_v2r2.pk3 agamma_v2r2_2.pk3
mv -v -- castleV2_fixed_withradar.pk3 castlev2_fixed_withradar_2.pk3
mv -v -- cf-pfr3+_q3.pk3 cf-pfr3_q3_2.pk3
mv -v -- chiropteraDM_nex_r1.pk3 chiropteradm_nex_r1_2.pk3
mv -v -- ctf1+.pk3 ctf1.pk3
mv -v -- ctf1+_q3.pk3 ctf1_q3_2.pk3
mv -v -- ctf4++_q3.pk3 ctf4_q3_2.pk3
mv -v -- ctf4+.pk3 ctf4.pk3
mv -v -- ctf4+_q3.pk3 ctf4_q3_3.pk3
mv -v -- 'ctf_silvercity-reloaded_cloned-by-[uc]master.pk3' ctf_silvercity-reloaded_cloned-by-_uc_master.pk3
mv -v -- darkzoneNANLtest1.pk3 darkzonenanltest1_2.pk3
mv -v -- dayta_dm17++.pk3 dayta_dm17.pk3
mv -v -- dayta_dm17++_q3.pk3 dayta_dm17_q3.pk3
mv -v -- 'deck16][.pk3' deck16_4.pk3
mv -v -- dm17+.pk3 dm17.pk3
mv -v -- final_rage_TNG-v2.pk3 final_rage_tng-v2_2.pk3
mv -v -- geomonetaryV1.pk3 geomonetaryv1_2.pk3
mv -v -- geomonetaryV1R1.pk3 geomonetaryv1r1_2.pk3
mv -v -- geoplanetaryV1R1.pk3 geoplanetaryv1r1_2.pk3
mv -v -- greatwall_overloaded_V2.pk3 greatwall_overloaded_v2_2.pk3
mv -v -- greatwall_overloaded_V2_withradar.pk3 greatwall_overloaded_v2_withradar_2.pk3
mv -v -- implosionV1R2.pk3 implosionv1r2_2.pk3
mv -v -- irena_ctfV2.pk3 irena_ctfv2_2.pk3
mv -v -- jumpinglavaCTF_v1beta3.pk3 jumpinglavactf_v1beta3_2.pk3
mv -v -- laVila_b2.pk3 lavila_b2_2.pk3
mv -v -- mIKEctf3_nex_r3.pk3 mikectf3_nex_r3_2.pk3
mv -v -- map-chasm_b1+2.pk3 map-chasm_b1_2.pk3
mv -v -- map-ctf-DK_DIG_nex_r3_fix.pk3 map-ctf-dk_dig_nex_r3_fix_2.pk3
mv -v -- map-ctf-NovaFortress_nex_r3_fix.pk3 map-ctf-novafortress_nex_r3_fix_2.pk3
mv -v -- map-ctf-mIKEctf3_nex_r3_fix.pk3 map-ctf-mikectf3_nex_r3_fix_2.pk3
mv -v -- map-ctf-on-Xctf1_nex_r3_fix.pk3 map-ctf-on-xctf1_nex_r3_fix_2.pk3
mv -v -- medivalV2.pk3 medivalv2_2.pk3
mv -v -- or@ngebutt1_q3.pk3 or_ngebutt1_q3.pk3
mv -v -- r7-myhome++_q3.pk3 r7-myhome_q3.pk3
mv -v -- rustvents_v1.1_withradar.pk3 rustvents_v1_1_withradar.pk3
mv -v -- stormkeepTDM.pk3 stormkeeptdm_2.pk3