Sign updates are done via the event listeners.

src/main/java/com/graywolf336/jail/PrisonerManager.java

@@ -248,10 +248,6 @@ public class PrisonerManager {
 
                     player.getInventory().setArmorContents(null);
                     player.getInventory().clear();
-
-                    //Here so we don't forget about it later as this method isn't finished, but
-                    //Updates the cell's signs
-                    cell.update();
                 }else {
                     for(ItemStack item : player.getInventory().getContents())
                         if(item != null)

src/main/java/com/graywolf336/jail/beans/Cell.java

@@ -11,7 +11,7 @@ import org.bukkit.block.Chest;
  * 
  * @author graywolf336
  * @since 3.0.0
- * @version 1.1.2
+ * @version 1.1.3
  */
 public class Cell {
     private String name;
@@ -33,11 +33,6 @@ public class Cell {
         return this.name;
     }
 
-    /** Updates the signs of the cell, with the player name and time and such. TODO */
-    public void update() {
-        //TODO: Update the signs
-    }
-
     /** Sets the prisoner in this cell. */
     public void setPrisoner(Prisoner prisoner) {
         this.p = prisoner;