improve placeholders & add group requirement

removed:
%rankup_rank_requirement_<rank>_<requirement>_left%
%rankup_rank_requirement_<rank>_<requirement>_percent_left%
%rankup_rank_requirement_<rank>_<requirement>_percent_done%

src/main/resources/config.yml

@@ -49,7 +49,7 @@ placeholders:
   percent-format: "0.##"
   # the format used for requirements
   simple-format: "#.##"
-  # used for current_rank and next_rank placeholders when a player not in anything in rankups.yml
+  # used for current_rank and next_rank placeholders when a player is not in anything in rankups.yml
   not-in-ladder: "None"
   # used in next_rank placeholders when there is no rankup
   highest-rank: "None"

src/main/resources/plugin.yml

@@ -1,5 +1,5 @@
 name: Rankup
-version: 3.0-alpha.14
+version: 3.0-alpha.15
 main: sh.okx.rankup.Rankup
 author: Okx
 depend: [Vault]

src/main/resources/rankups.yml

@@ -11,6 +11,7 @@ Aexample:
   # money: money from the server economy
   # xp-level: amount of experience levels
   # playtime-minutes: minutes a player has played
+  # group: requires a player to have a certain group - separate by spaces to require multiple. note that the group is not removed.
   # custom requirements can also be added by other plugins.
   requirements:
     money: 1000