Remove en_US, en_devel; add tab string.

en.json

@@ -35,6 +35,7 @@
         "navigation": {
             "tabs": {
                 "home": "Home",
+                "dev": "Developer",
                 "friends": "Friends",
                 "unreads": "Unreads"
             }

en_US.json

-{
-    "general": {
-        "tos": "Terms of Service",
-        "privacy": "Privacy Policy",
-        "image_by": "Image by",
-        "about": "About"
-    },
-    "login": {
-        "email": "Email",
-        "password": "Password",
-        "enter": {
-            "email": "Enter your email.",
-            "password": "Enter your password."
-        },
-        "forgot": "Forgot your password?",
-        "new": "New to REVOLT?",
-        "create": "Create a new account.",
-        "title": "Login"
-    },
-    "app": {
-        "main": {
-            "channel": {
-                "message": "Message {{name}}"
-            }
-        }
-    }
-}

en_devel.json

-{
-    "general": {
-        "about": "Whomst",
-        "tos": "Terms of Service",
-        "privacy": "Privacy Policy",
-        "image_by": "Image by"
-    },
-    "app": {
-        "main": {
-            "channel": {
-                "message": "Message {{name}} ({{id}})"
-            },
-            "categories": {
-                "conversations": "Communications",
-                "channels": "Aqueducts",
-                "members": "Comrades"
-            }
-        },
-        "status": {
-            "online": "Electronically Connected",
-            "idle": "Unproductive",
-            "busy": "Having fish to fry",
-            "invisible": "Wraithlike",
-            "offline": "Electronically Disconnected"
-        },
-        "navigation": {
-            "tabs": {
-                "home": "Household",
-                "friends": "What's these",
-                "unreads": "Ignored"
-            }
-        }
-    },
-    "login": {
-        "title": "Login",
-        "email": "Electronic Mail",
-        "password": "Password",
-        "enter": {
-            "email": "Enter your electronic mail address.",
-            "password": "Enter your password."
-        },
-        "forgot": "Forgot your password?",
-        "new": "You're not new?",
-        "create": "Create another account."
-    },
-    "dayjs": {
-        "lastDay": "[Lang syne at] LT",
-        "sameDay": "[In the present day at] LT",
-        "nextDay": "[In subsequent time at] LT",
-        "lastWeek": "[Finis] dddd [at] LT",
-        "nextWeek": "dddd [at] LT",
-        "sameElse": "L"
-    }
-}