WIP db provider support for Mysql and Postgres

src/NadekoBot/data/aliases.yml

@@ -1074,8 +1074,6 @@ clubban:
 - clubban
 clubunban:
 - clubunban
-clublevelreq:
-- clublevelreq
 clubdescription:
 - clubdesc
 clubicon:

src/NadekoBot/data/strings/commands/commands.en-US.yml

@@ -1891,10 +1891,6 @@ clubunban:
   desc: "Unbans the previously banned user from the club. You must be the club owner."
   args:
     - "user#1337"
-clublevelreq:
-  desc: "Sets the club required level to apply to join the club. You must be club owner. You can't set this number below 5."
-  args:
-    - "7"
 clubdescription:
   desc: "Sets the club description. Maximum 150 characters. Club owner only."
   args:

src/NadekoBot/data/strings/responses/responses.en-US.json

@@ -818,6 +818,7 @@
   "server_leaderboard": "Server XP Leaderboard",
   "global_leaderboard": "Global XP Leaderboard",
   "modified": "Modified server XP of the user {0} by {1}",
+  "club_create_error_name": "Failed creating the club. A club with that name already exists.",
   "club_create_error": "Failed creating the club. Make sure you're above level 5 and not a member of a club already.",
   "club_name_too_long": "Club name is too long.",
   "club_created": "Club {0} successfully created!",
@@ -835,8 +836,6 @@
   "club_user_ban_fail": "Failed to ban. You're either not the club owner, or that user is not in your club or applied to it.",
   "club_user_unbanned": "Unbanned user {0} in {1} club.",
   "club_user_unban_fail": "Failed to unban. You're either not the club owner, or that user is not in your club or applied to it.",
-  "club_level_req_changed": "Changed club's level requirement to {0}",
-  "club_level_req_change_error": "Failed changing level requirement.",
   "club_desc_updated": "Updated club description to {0}",
   "club_desc_update_failed": "Failed changing club description.",
   "club_disbanded": "Club {0} has been disbanded",