Add ADB Sideload

Some recoveries support ADB Sideload. This mode will accept a zip to be
flashed to the phone.

Author: simonsickle-old

AndroidLib/Classes/AndroidController/Device.cs

@@ -74,6 +74,8 @@ private DeviceState SetState()
                     return DeviceState.RECOVERY;
                 case "fastboot":
                     return DeviceState.FASTBOOT;
+                case "sideload":
+                    return DeviceState.SIDELOAD;
                 case "unauthorized":
                     return DeviceState.UNAUTHORIZED;
                 default:

AndroidLib/Classes/AndroidController/Enums.cs

@@ -55,6 +55,11 @@ public enum DeviceState
         /// </summary>
         FASTBOOT,
 
+        /// <summary>
+        /// <see cref="Device"/> is in sideload mode
+        /// </summary>
+        SIDELOAD,
+
         /// <summary>
         /// <see cref="Device"/> is not authorized
         /// </summary>