Open CommandIssuer implementations for extension. (#416)

bukkit/src/main/java/co/aikar/commands/BukkitCommandIssuer.java

@@ -35,7 +35,7 @@ public class BukkitCommandIssuer implements CommandIssuer {
     private final BukkitCommandManager manager;
     private final CommandSender sender;
 
-    BukkitCommandIssuer(BukkitCommandManager manager, CommandSender sender) {
+    protected BukkitCommandIssuer(BukkitCommandManager manager, CommandSender sender) {
         this.manager = manager;
         this.sender = sender;
     }

bungee/src/main/java/co/aikar/commands/BungeeCommandIssuer.java

@@ -35,7 +35,7 @@ public class BungeeCommandIssuer implements CommandIssuer {
     private final BungeeCommandManager manager;
     private final CommandSender sender;
 
-    BungeeCommandIssuer(BungeeCommandManager manager, CommandSender sender) {
+    protected BungeeCommandIssuer(BungeeCommandManager manager, CommandSender sender) {
         this.manager = manager;
         this.sender = sender;
     }

sponge/src/main/java/co/aikar/commands/SpongeCommandIssuer.java

@@ -38,7 +38,7 @@ public class SpongeCommandIssuer implements CommandIssuer {
     private final SpongeCommandManager manager;
     private final CommandSource source;
 
-    SpongeCommandIssuer(SpongeCommandManager manager, final CommandSource source) {
+    protected SpongeCommandIssuer(SpongeCommandManager manager, final CommandSource source) {
         this.manager = manager;
         this.source = source;
     }

sponge10/src/main/java/co/aikar/commands/SpongeCommandIssuer.java

@@ -38,7 +38,7 @@ public class SpongeCommandIssuer implements CommandIssuer {
     private final SpongeCommandManager manager;
     private final SpongeCommandSource source;
 
-    SpongeCommandIssuer(SpongeCommandManager manager, final SpongeCommandSource source) {
+    protected SpongeCommandIssuer(SpongeCommandManager manager, final SpongeCommandSource source) {
         this.manager = manager;
         this.source = source;
     }

velocity/src/main/java/co/aikar/commands/VelocityCommandIssuer.java

@@ -34,7 +34,7 @@ public class VelocityCommandIssuer implements CommandIssuer {
     private final VelocityCommandManager manager;
     private final CommandSource source;
 
-    VelocityCommandIssuer(VelocityCommandManager manager, CommandSource source) {
+    protected VelocityCommandIssuer(VelocityCommandManager manager, CommandSource source) {
         this.manager = manager;
         this.source = source;
     }