Updated "entity" -> "type" for packs in system.json

added storage to wiki

wiki/dev/storage.md

@@ -0,0 +1,45 @@
+# Storage API
+Client side volatile storage - Store things like collapsible state (a refresh will clean it).
+
+This is accessible anytime on `game.l5r5e.storage`.
+Used in sheets to store some collapsible element state.
+
+
+## getAppKeys
+Get list of active keys for this app
+
+Parameters :
+```
+@param {string} app application name
+```
+
+Usage examples :
+```js
+storeInfos = game.l5r5e.storage.getAppKeys("my-appid-namespace");
+
+storeInfos = game.l5r5e.storage.getAppKeys("CharacterSheetL5r5e-Actor-Zca44Nv7ydMcNN9p");
+// storeInfos => [
+//   'toggle-skill-category-artisan',
+//   'toggle-skill-category-scholar',
+//   'toggle-skill-category-trade',
+//   'inventory-item-list-weapon'
+// ]
+```
+A defined key is "active", else they won't appear.
+
+
+## toggleKey
+Toggle a key for this app.
+
+Parameters :
+```
+@param {string} app application name
+@param {string} key Key name
+```
+
+Usage examples :
+```js
+game.l5r5e.storage.toggleKey("my-appid-namespace", "var-key-to-toggle");
+
+game.l5r5e.storage.toggleKey("CharacterSheetL5r5e-Actor-Zca44Nv7ydMcNN9p", "toggle-skill-category-martial");
+```