update the Spanish translation

Gamma/update-es_LA

@@ -8,7 +8,7 @@ common-languages = Idiomas
 common-interface = Interfaz
 common-gameplay = Jugabilidad
 common-controls = Controles
-common-video = Graphicos
+common-video = Gráficos
 common-sound = Sonido
 common-chat = Chat
 common-networking = Redes
@@ -17,7 +17,7 @@ common-characters = Personajes
 common-close = Cerrar
 common-yes = Si
 common-no = No
-common-back = Atras
+common-back = Atrás
 common-create = Crear
 common-okay = Okay
 common-add = Añadir
@@ -28,7 +28,7 @@ common-cancel = Cancelar
 common-none = Ninguno
 common-error = Error
 common-fatal_error = Error Fatal
-common-you = tu
+common-you = Tú
 common-automatic = Automático
 common-random = Aleatorio
 common-empty = Vacío
@@ -37,13 +37,13 @@ common-delete_server = Borrar Servidor
 common-interface_settings = Ajustes de Interfaz
 common-gameplay_settings = Ajustes de Jugabilidad
 common-controls_settings = Ajustes de Controles
-common-video_settings = Ajustes de Graficos
+common-video_settings = Ajustes de Gráficos
 common-sound_settings = Ajustes de Sonido
 common-language_settings = Ajustes de Idioma
 common-chat_settings = Ajustes del Chat
 common-networking_settings = Ajustes de Red
 common-connection_lost =
-    ¡Conección perdida!
+    ¡Conexión perdida!
     ¿Se reinició el servidor?
     ¿Está el cliente actualizado?
 common-species-orc = Orco
@@ -69,9 +69,9 @@ common-weapons-sword_simple = Espada Simple
 common-weapons-staff_simple = Bastón Simple
 common-weapons-axe_simple = Hacha Simple
 common-weapons-bow_simple = Arco Simple
-common-weapons-unique = Unico
+common-weapons-unique = Único
 common-tool-debug = Debug
-common-tool-farming = Herramientad de recolección
+common-tool-farming = Herramienta de recolección
 common-tool-pick = Pico
 common-tool-mining = Minando
 common-tool-instrument = Instrumento
@@ -100,12 +100,12 @@ common-stats-armor = Armadura
 common-stats-poise_res = Resistencia al aturdimiento
 common-stats-energy_max = Energía Máxima
 common-stats-energy_reward = Recuperación de energía
-common-stats-crit_power = Poder de Critico
+common-stats-crit_power = Poder de Crítico
 common-stats-stealth = Sigilo
 common-stats-slots = Espacios
 common-material-metal = Metal
 common-material-wood = Madera
 common-material-stone = Piedra
 common-material-cloth = Tela
-common-material-hide = Piel
+common-material-hide = Cuero
 common-sprite-chest = Cofre