Enable limitation freemium

- Fix warning message
 - Fix post message API pusher

Signed-off-by: Gregoire Parant <g.parant@thecodingmachine.com>

front/src/Components/WarningContainer/WarningContainer.svelte

@@ -11,16 +11,14 @@
 <main class="warningMain" transition:fly={{ y: -200, duration: 500 }}>
     {#if $userIsAdminStore}
         <h2>{$LL.warning.title()}</h2>
-        <p>
-            {$LL.warning.content({ upgradeLink })}
-        </p>
+        <p>{@html $LL.warning.content({ upgradeLink })}</p>
     {:else if $limitMapStore}
         <p>
             This map is available for 2 days. You can register your domain <a href={registerLink}>here</a>!
         </p>
     {:else}
         <h2>{$LL.warning.title()}</h2>
-        <p>{$LL.warning.limit()}</p>
+        <p>{@html $LL.warning.content()}</p>
     {/if}
 </main>