Update plugin protocl version, fix error in error

plugin/src/ApiContext.lua

@@ -73,10 +73,10 @@ function ApiContext:connect()
 					"\nMake sure you have matching versions of both the Rojo plugin and server!" ..
 					"\n\nYour client is version %s, with protocol version %s. It expects server version %s." ..
 					"\nYour server is version %s, with protocol version %s." ..
-					"\n\nGo to https://github.com/LPGhatguy/rojo for more details."
+					"\n\nGo to https://github.com/rojo-rbx/rojo for more details."
 				):format(
 					Version.display(Config.version), Config.protocolVersion,
-					Config.expectedApiContextVersionString,
+					Config.expectedServerVersionString,
 					body.serverVersion, body.protocolVersion
 				)
 

plugin/src/Config.lua

@@ -2,7 +2,7 @@ return {
 	codename = "Epiphany",
 	version = {0, 5, 0},
 	expectedServerVersionString = "0.5.0 or newer",
-	protocolVersion = 2,
+	protocolVersion = 3,
 	defaultHost = "localhost",
 	defaultPort = 34872,
 }