up jimp & persona

package.json

@@ -30,7 +30,7 @@
     "express-session": "^1.8.2",
     "heapdump": "^0.3.0",
     "html-to-text": "1.3.2",
-    "jimp": "0.2.17",
+    "jimp": "0.2.19",
     "less": "^2.0.0",
     "logrotate-stream": "^0.2.3",
     "lru-cache": "^2.6.1",
@@ -48,7 +48,7 @@
     "nodebb-plugin-spam-be-gone": "0.4.3",
     "nodebb-rewards-essentials": "0.0.6",
     "nodebb-theme-lavender": "3.0.0",
-    "nodebb-theme-persona": "4.0.36",
+    "nodebb-theme-persona": "4.0.37",
     "nodebb-theme-vanilla": "5.0.14",
     "nodebb-widget-essentials": "2.0.5",
     "nodemailer": "0.7.1",