[Connection] Update documents for state/type (#1637)

* Update documents

* Add exception description

* Remove wrong privilege

diff --git a/src/Tizen.Network.Connection/Tizen.Network.Connection/ConnectionManager.cs b/src/Tizen.Network.Connection/Tizen.Network.Connection/ConnectionManager.cs
index 8652293..002609f 100755 (executable)
--- a/src/Tizen.Network.Connection/Tizen.Network.Connection/ConnectionManager.cs
+++ b/src/Tizen.Network.Connection/Tizen.Network.Connection/ConnectionManager.cs
@@ -405,7 +405,8 @@ namespace Tizen.Network.Connection
         /// </summary>
         /// <since_tizen> 3 </since_tizen>
         /// <value>Cellular network state.</value>
-        /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.telephony</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
         public static CellularState CellularState
         {
             get
@@ -420,6 +421,9 @@ namespace Tizen.Network.Connection
         /// <since_tizen> 3 </since_tizen>
         /// <value>WiFi connection state.</value>
         /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.wifi</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
+        /// <exception cref="System.UnauthorizedAccessException">Thrown when a permission is denied.</exception>
         public static ConnectionState WiFiState
         {
             get
@@ -434,6 +438,9 @@ namespace Tizen.Network.Connection
         /// <since_tizen> 3 </since_tizen>
         /// <value>Bluetooth connection state.</value>
         /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.tethering.bluetooth</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
+        /// <exception cref="System.UnauthorizedAccessException">Thrown when a permission is denied.</exception>
         public static ConnectionState BluetoothState
         {
             get
@@ -448,6 +455,9 @@ namespace Tizen.Network.Connection
         /// <since_tizen> 3 </since_tizen>
         /// <value>Ethernet connection state.</value>
         /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.ethernet</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
+        /// <exception cref="System.UnauthorizedAccessException">Thrown when a permission is denied.</exception>
         public static ConnectionState EthernetState
         {
             get
@@ -462,6 +472,9 @@ namespace Tizen.Network.Connection
         /// <since_tizen> 3 </since_tizen>
         /// <value>Ethernet cable state.</value>
         /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.ethernet</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
+        /// <exception cref="System.UnauthorizedAccessException">Thrown when a permission is denied.</exception>
         public static EthernetCableState EthernetCableState
         {
             get
@@ -488,6 +501,12 @@ namespace Tizen.Network.Connection
         /// <since_tizen> 3 </since_tizen>
         /// <value>Data connection current profile.</value>
         /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.ethernet</feature>
+        /// <feature>http://tizen.org/feature/network.telephony</feature>
+        /// <feature>http://tizen.org/feature/network.tethering.bluetooth</feature>
+        /// <feature>http://tizen.org/feature/network.wifi</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
+        /// <exception cref="System.UnauthorizedAccessException">Thrown when a permission is denied.</exception>
         public ConnectionType Type
         {
             get
@@ -502,6 +521,12 @@ namespace Tizen.Network.Connection
         /// <since_tizen> 3 </since_tizen>
         /// <value>Connection state of the current connection type.</value>
         /// <privilege>http://tizen.org/privilege/network.get</privilege>
+        /// <feature>http://tizen.org/feature/network.ethernet</feature>
+        /// <feature>http://tizen.org/feature/network.telephony</feature>
+        /// <feature>http://tizen.org/feature/network.tethering.bluetooth</feature>
+        /// <feature>http://tizen.org/feature/network.wifi</feature>
+        /// <exception cref="System.NotSupportedException">Thrown when a feature is not supported.</exception>
+        /// <exception cref="System.UnauthorizedAccessException">Thrown when a permission is denied.</exception>
         public ConnectionState State
         {
             get