Change configuration GUI to show the current revision, to aid in debugging

diff --git a/Localization.enUS.lua b/Localization.enUS.lua
index 50cb022..ae56c61 100644
--- a/Localization.enUS.lua
+++ b/Localization.enUS.lua
@@ -43,6 +43,7 @@ PerfectRaidLocals = {
 	["Offline"] = "Offline",
 	["Only show if this buff is missing"] = "Only show if this buff is missing",
 	["Out-of-Range Alpha"] = "Out-of-Range Alpha",
+	["PerfectRaid Options (r%d)"] = "PerfectRaid Options (r%d)",
 	["Perform aggro checking"] = "Perform aggro checking",
 	["Perform range checking"] = "Perform range checking",
 	["Power Infusion"] = "Power Infusion",
diff --git a/PerfectRaid.lua b/PerfectRaid.lua
index 7dbdbfc..44cddc6 100644
--- a/PerfectRaid.lua
+++ b/PerfectRaid.lua
@@ -36,6 +36,7 @@ local aggro = {}
 local L = PerfectRaidLocals
 local utils = DongleStub("DongleUtils")
 PerfectRaid = DongleStub("Dongle"):New("PerfectRaid")
+PerfectRaid.rev = tonumber(string.match("$Revision$", "(%d+)") or 1)

 function PerfectRaid:Initialize()
 	self.frames = frames
diff --git a/PerfectRaid.xml b/PerfectRaid.xml
index f62faba..00b23cf 100644
--- a/PerfectRaid.xml
+++ b/PerfectRaid.xml
@@ -32,7 +32,7 @@
 						</Anchor>
 					</Anchors>
 				</Texture>
-				<FontString name="$parentTitle" inherits="GameFontNormal" text="PerfectRaid Options">
+				<FontString name="$parentTitle" inherits="GameFontNormal">
 					<Anchors>
 						<Anchor point="TOP" relativeTo="$parentHeaderTexture">
 							<Offset>
diff --git a/PerfectRaid_Options.lua b/PerfectRaid_Options.lua
index ed8a735..510b1ef 100644
--- a/PerfectRaid_Options.lua
+++ b/PerfectRaid_Options.lua
@@ -30,6 +30,7 @@
 ---------------------------------------------------------------------------]]

 local Options = PerfectRaid:NewModule("PerfectRaid-Options")
+local L = PerfectRaidLocals

 function Options:Initialize()
 end
@@ -56,6 +57,8 @@ function Options:CreateOptions()
 	frame:SetWidth(600)
 	frame:SetPoint("CENTER", 0, 0)

+	PROptionsTitle:SetText(string.format(L["PerfectRaid Options (r%d)"], PerfectRaid.rev))
+
 	for name,module in PerfectRaid:IterateModules() do
 		if module ~= self and type(module.CreateOptions) == "function" then
 			module:CreateOptions(self)