Moved new resend setting into feature section

That's where all other protocol specific settings are currently located.
Will be migrated at a later date into the printer profile instead (that
makes way more sense).

src/octoprint/settings.py

@@ -87,8 +87,6 @@ default_settings = {
 		"longRunningCommands": ["G4", "G28", "G29", "G30", "G32", "M400", "M226"],
 		"checksumRequiringCommands": ["M110"],
 		"helloCommand": "M110 N0",
-		"ignoreIdenticalResends": False,
-		"identicalResendsCountdown": 7
 	},
 	"server": {
 		"host": "0.0.0.0",
@@ -154,7 +152,9 @@ default_settings = {
 		"externalHeatupDetection": True,
 		"supportWait": True,
 		"keyboardControl": True,
-		"pollWatched": False
+		"pollWatched": False,
+		"ignoreIdenticalResends": False,
+		"identicalResendsCountdown": 7
 	},
 	"folder": {
 		"uploads": None,

src/octoprint/util/comm.py

@@ -249,7 +249,7 @@ class MachineCom(object):
 		self._lastResendNumber = None
 		self._currentResendCount = 0
 		self._resendSwallowNextOk = False
-		self._resendSwallowRepetitions = settings().getBoolean(["serial", "ignoreIdenticalResends"])
+		self._resendSwallowRepetitions = settings().getBoolean(["feature", "ignoreIdenticalResends"])
 		self._resendSwallowRepetitionsCounter = 0
 		self._checksum_requiring_commands = settings().get(["serial", "checksumRequiringCommands"])
 
@@ -1497,7 +1497,7 @@ class MachineCom(object):
 			self._resendDelta = resendDelta
 			self._lastResendNumber = lineToResend
 			self._currentResendCount = 0
-			self._resendSwallowRepetitionsCounter = settings().getInt(["serial", "identicalResendsCountdown"])
+			self._resendSwallowRepetitionsCounter = settings().getInt(["feature", "identicalResendsCountdown"])
 
 			if self._resendDelta > len(self._lastLines) or len(self._lastLines) == 0 or self._resendDelta < 0:
 				self._errorValue = "Printer requested line %d but no sufficient history is available, can't resend" % lineToResend