add rb4 upgrades and reorganize sources locale

_ark/config/synth.dta

@@ -84,7 +84,7 @@
       ({do {dx_store_meta_info "combatbaby" "Combat Baby" "Metric" "come back"} "loops/rb3/combatbaby"} -2.99)
       ({do {dx_store_meta_info "deadendfriends" "Dead End Friends" "Them Crooked Vultures" "race along these arteries"} "loops/rb3/deadendfriends"} -2.26)
       ({do {dx_store_meta_info "getfree" "Get Free" "The Vines" "ride into the sun"} "loops/rb3/getfree"} -1.90)
-      ({do {dx_store_meta_info "inthemeantime" "In The Meantime" "Spacehog" "love the all of you"} "loops/rb3/inthemeantime"} -2.20)
+      ({do {dx_store_meta_info "inthemeantime" "In the Meantime" "Spacehog" "love the all of you"} "loops/rb3/inthemeantime"} -2.20)
       ({do {dx_store_meta_info "thekillingmoon" "The Killing Moon" "Echo & the Bunnymen" "show your commitment to sparkle motion"} "loops/rb3/thekillingmoon"} -1.15)
       ({do {dx_store_meta_info "thisbastardslife" "This Bastard's Life" "Swingin' Utters" "beat the banker's deal"} "loops/rb3/thisbastardslife"} -1.96)
       ; Rock Band 3 (DX Additions)
@@ -135,7 +135,7 @@
       ({do {dx_store_meta_info "PsychobillyFreakoutRHH_rb" "Psychobilly Freakout" "Reverend Horton Heat" "none"} "loops/others/psychobillyfreakout"} -2.22)  ; https://rhythmverse.co/songfile/2fe493405a61498285749b5e751bb107
       ({do {dx_store_meta_info "strumtest_real_guitar" "Strum Test, with Real Bass" "Chris the Bill and the Gang" "join the $36 club"} "loops/others/strumtest_real_guitar"} -1.49)  ; rb3 beta (also forbidden)
       ; Holiday-specific (todo: implement this)
-      ;({do {dx_store_meta_info "alliwantforchristmas" "All I Want For Christmas Is You" "Mariah Carey" "spread holiday cheer!"} "loops/others/alliwantforchristmas"} -0.86)
+      ;({do {dx_store_meta_info "alliwantforchristmas" "All I Want for Christmas Is You" "Mariah Carey" "spread holiday cheer!"} "loops/others/alliwantforchristmas"} -0.86)
    )
    (scenes
       #include metamusic_scenes.dta)