add support for blade rf devices

owrx/source/bladerf.py

@@ -0,0 +1,11 @@
+from owrx.source.soapy import SoapyConnectorSource, SoapyConnectorDeviceDescription
+
+
+class BladerfSource(SoapyConnectorSource):
+    def getDriver(self):
+        return "bladerf"
+
+
+class BladerfDeviceDescription(SoapyConnectorDeviceDescription):
+    def getName(self):
+        return "Blade RF"