update QR code convention

app/src/main/AndroidManifest.xml

@@ -137,7 +137,7 @@
                 <!-- The QR codes to share channel settings are shared as meshtastic URLS
 
                 an approximate example:
-                http://www.meshtastic.org/e/YXNkZnF3ZXJhc2RmcXdlcmFzZGZxd2Vy
+                http://meshtastic.org/e/YXNkZnF3ZXJhc2RmcXdlcmFzZGZxd2Vy
                 -->
                 <action android:name="android.intent.action.VIEW" />
 
@@ -146,11 +146,11 @@
 
                 <data
                     android:scheme="https"
-                    android:host="www.meshtastic.org"
+                    android:host="meshtastic.org"
                     android:pathPrefix="/e/" />
                 <data
                     android:scheme="https"
-                    android:host="www.meshtastic.org"
+                    android:host="meshtastic.org"
                     android:pathPrefix="/E/" />
             </intent-filter>
 

app/src/main/java/com/geeksville/mesh/model/ChannelSet.kt

@@ -15,7 +15,7 @@ data class ChannelSet(
 ) : Logging {
     companion object {
 
-        const val prefix = "https://www.meshtastic.org/e/#"
+        const val prefix = "https://meshtastic.org/e/#"
 
         private const val base64Flags = Base64.URL_SAFE + Base64.NO_WRAP + Base64.NO_PADDING
 
@@ -65,7 +65,7 @@ data class ChannelSet(
             // We encode as UPPER case for the QR code URL because QR codes are more efficient for that special case
             val bitMatrix =
                 multiFormatWriter.encode(
-                    getChannelUrl(true).toString(),
+                    getChannelUrl(false).toString(),
                     BarcodeFormat.QR_CODE,
                     960,
                     960

app/src/test/java/com/geeksville/mesh/model/ChannelSetTest.kt

@@ -8,7 +8,7 @@ class ChannelSetTest {
     /** make sure we match the python and device code behavior */
     @Test
     fun matchPython() {
-        val url = Uri.parse("https://www.meshtastic.org/e/#CgUYAiIBAQ")
+        val url = Uri.parse("https://meshtastic.org/e/#CgUYAiIBAQ")
         val cs = ChannelSet(url)
         Assert.assertEquals("LongFast", cs.primaryChannel!!.name)
         Assert.assertEquals("#LongFast-K", cs.primaryChannel!!.humanName)