chore(gui, man, authors): update docs, translations, and contributors

gui/default/assets/lang/lang-et.json

@@ -1,19 +1,22 @@
 {
-    "A device with that ID is already added.": "Sellise seadme ID'ga seade on juba lisatud.",
+    "A device with that ID is already added.": "Sellise tunnusega seade on juba lisatud.",
     "A negative number of days doesn't make sense.": "Negatiivne päevade arv ei ole loogiline.",
-    "API Key": "API Võti",
+    "API Key": "API võti",
+    "About": "Rakenduse teave",
     "Action": "Tegevus",
     "Actions": "Tegevused",
     "Add": "Lisa",
     "Add Device": "Lisa seade",
     "Add Folder": "Lisa kaust",
-    "Add new folder?": "Lisa uus kaust?",
+    "Add Remote Device": "Lisa kaugseade",
+    "Add new folder?": "Kas lisad uue kausta?",
     "Address": "Aadress",
     "Addresses": "Aadressid",
     "All Data": "Kõik andmed",
     "All Time": "Kõik ajad",
     "Allowed Networks": "Lubatud võrgud",
     "Alphabetic": "Tähestikuline",
+    "Apply": "Rakenda",
     "Automatic upgrades": "Automaatsed uuendused",
     "Be careful!": "Ettevaatust!",
     "Cancel": "Loobu",
@@ -47,7 +50,7 @@
     "Folder Label": "Kausta Silt",
     "Folder Type": "Kausta Tüüp",
     "Folders": "Kaustad",
-    "GUI": "GUI",
+    "GUI": "Kasutajaliides",
     "GUI Authentication Password": "GUI Autentimise Salasõna",
     "GUI Authentication User": "GUI Autentimise Kasutajatunnus",
     "GUI Theme": "GUI Teema",