Added Arvaneth and Prcuvu to the credits. Updated changelog.

Docs/Changelog_sm5.txt

@@ -4,6 +4,10 @@ The StepMania 5 Changelog covers all post-sm-ssc changes. For a list of changes
 from StepMania 4 alpha 5 to sm-ssc v1.2.5, see Changelog_sm-ssc.txt.
 ________________________________________________________________________________
 
+2015/10/29
+----------
+* [Language] French translation updated. [Arvaneth]
+
 2015/10/27
 ----------
 * [Compiling] Link with /MT on windows instead of /MD. [wolfman2000]

Themes/_fallback/Scripts/04 CreditsHelpers.lua

@@ -49,6 +49,7 @@ local stepmania_credits= {
 	},
 	{
 		name= "Translators",
+		{type= "subsection", name= "Pre-5.0.5"},
 		"John Reactor (Polish)",
 		"DHalens (Spanish)",
 		"@Niler_jp (Japanese)",
@@ -59,6 +60,8 @@ local stepmania_credits= {
 		"Jarosław Pietras (Polish)",
 		"Alejandro G. de la Muñoza (Spanish)",
 		"Raymund Zacharias (German)",
+		{type= "subsection", name= "5.0.10 update"},
+		"Milène Gauthier-Sabourin (Arvaneth) (français)",
 	},
 	{
 		name= "Other Contributors",
@@ -85,6 +88,7 @@ local stepmania_credits= {
 		"NitroX72", -- pump/frame noteskin
 		"nixtrix", -- various BMS features and other fixes
 		"Petriform", -- default theme music
+		"Prcuvu", -- various VS2015 related fixes
 		"psmay", -- SextetStream driver and related things
 		"桜為小鳩/Sakurana-Kobato (@sakuraponila)", -- custom scoring fixes
 		"Samuel Kim (1a2a3a2a1a)", -- various beat mode fixes