fast fix for calendar bug

This reverts commit 19eb6660e1.

client/src/main/kotlin/org/hso/texturesyncclient/controller/RootController.kt

@@ -252,12 +252,12 @@ class RootController : Controller() {
     fun deleteTexture(data: Texture) {
         val dialogDelete = JFXOkayCancelAlert(
             "Löschen",
-            "Textur wirklich löschen?",
+            "Textur ${data.name} wirklich löschen?",
             "-fx-button-type: RAISED; -fx-background-color: #2b7bbb; -fx-text-fill: #000000;"
         )
         dialogDelete.okayAction = EventHandler {
-            mvc.removeTextureFromView(data)
             con.deleteTexture(data)
+            mvc.removeTextureFromView(data)
         }
         dialogDelete.cancelAction = EventHandler {
             // Do nothing

client/src/main/kotlin/org/hso/texturesyncclient/controller/net/Connection.kt

@@ -329,4 +329,4 @@ class Connection(val address: InetAddress, val port: Int = 10796) : Closeable {
         }
     }
 
-}
+}

client/src/main/kotlin/org/hso/texturesyncclient/controller/net/InternalJsonModel.kt

@@ -50,11 +50,11 @@ internal data class InternalTexture(
                     else -> throw ConnectionInvalidJsonException()
                 },
                 resolution = Pair(resolution[0], resolution[1]),
-                addedOn = GregorianCalendar(added_on[0], added_on[1] - 1, added_on[2]),
+                addedOn = GregorianCalendar(added_on[0], added_on[1], added_on[2]),
                 textureHash = Sha256(texture_hash)
             )
         } catch (e: Exception) { // i Know, but no time :[]
             throw ConnectionInvalidJsonException()
         }
     }
-}
+}